一定的

There is a surcharge for excess baggage.

行李超重要交一定附加费。

People on parole must follow certain rules.

被假释人必须遵守一定规定。

Certain grammatical rules must be followed when describing a conversation in reported speech.

在转述对话时必须遵循一定语法规则。

The deer did not trust us and kept their distance.

鹿不相信我们，我们保持一定距离。

It is a constant condition that line conation Tsutomu's obtains that should be had.

行为能力取得必须具有一定 条件。

Proper education will equip one for a job.

接受一定教育就使你具备就业能力。

She angles her reports to suit the people she is speaking to.

带着一定倾向性作报告以迎合众。

The cement anthraxolite and the squama anthraxolite are most important to this deposit.

浸染状碳沥青多属于原生沉积碳沥青，对矿形成仅起一定还原沉淀作用。

The results of fluorescence evalution of cutinite and suberinite show th...

煤中角质栓质光性演化表明其对本区煤成油有一定贡献。

We apply ourselves to design and make wonderfull productions in flocky toy domain all along.

广州妙智玩具一直致力于毛绒玩具领域设计开发制造，在玩具界享有一定声誉。

Generally eastern swords tend to be curved eg Yatagan, Shamshir, Mameluke Sword etc.

总来说东方刀剑倾向于具有一定弧度，如土耳其弯刀、伊朗剑、马努克式剑。

The task needs the skills of a suitably experienced engineer.

这项任务需要有一定经验工程师技能。

The government exacts taxes from every wage earner above a certain level of income.

政府向每个工资收入超过一定水平人征税。

The people of the afflicted areas are certain to need our help.

灾区人民一定需要我们帮助。

The hyphae of certain fungi (e.g.Mucor) are positively chemotropic, growing toward a particular source of food.

某些真菌菌丝（毛霉Mucor）是正向性，向着一定食物来源生长。

The conversion film is probably constituted of amorphous and pored alloying tannate chelate.

这种转化膜很可能是由有一定孔隙非晶态合金单宁酸膜层构成.

Besides sapphire, zircon and almandine are produced in Minxi, Fujian, which form gem mineral association.

除蓝宝石之外，该矿还产有锆石，镁铝榴石，形成一个有一定规模宝石矿物组合。

Parcels must be properly bound up for posting to other countries.

寄往国外包裹一定要包好。

A wilful man will have his way.

意志坚定人一定有办法。

Conclusion Sauropus androgynus has certain genetic toxicity of chromosomal aberration induction and its molecular mechanism needs further investigation.

结论守宫具有一定诱发染色畸变遗传毒性。