He shows complete mastery of his chosen subject.

自己选择那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要想英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用知识去解决她问题。

Only practice can achieve mastery.

只有实践才能达到。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要精通英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

请求运用知识去解问题。

Only practice can achieve mastery.

只有实践才能达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要想精通英语就必须刻苦努。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要想精通英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

自己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才能达到。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要想精通英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才能达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

要想英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才能达到。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择的那门科目。

It takes years to gain a mastery of Japanese.

日语年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘都十分出色。

To gain a complete mastery of English, one must study very hard.

想精通英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才能达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。

He shows complete mastery of his chosen subject.

精通自己选择的那门科目。

It takes years to gain a mastery of Japanese.

掌握日语要花几年时间。

His work demonstrates a mastery of design, colour, composition and draftsmanship.

塞尚的设计、色彩、布局和描绘出色。

To gain a complete mastery of English, one must study very hard.

要想精通英语就必须刻苦努力。

She appealed to his mastery for help in solving her problem.

她请求运用的知识去解决她的问题。

Only practice can achieve mastery.

只有实践才能达到精通。

He was always making diagrams of verbs and their inflections, and he looked for opportunities to show off his mastery of the pluperfect and future perfect tenses, his two favorites.

总是把动词及其变化绘制成表，然后便寻找机会炫耀的两个最爱——过去完成时和将来完成时。