Is it their unconditional love, their tireless desire to play?

是它们无条件的爱，还是不知倦的玩耍劲头？

Across our country, our law enforcement professionals are tireless.

全国各地的执法专家都全身心投入。

Work began immediately and was carried on with tireless tenacity.

工作立即开始，以十分坚持的顽强力气来进行。

Together, as Americans, we are a tireless force for justice and for peace.

各位，作为美国人，我们是正义与和平的不懈力量。

She had been a tireless advocate for Syrian refugees and other causes.

她是叙利亚难民和其他事业的坚定支持者。

Even before she boarded that bus, she was an activist; a tireless pursuer of justice.

甚至在她登上那辆公共汽车之前，她就是一名积极分子；不知倦地追求正义。

Thanks to the tireless efforts of all of us, our gains in controlling Covid-19 were continuously consolidated.

各方面持续努力，不断巩固防控成果。

However, with his sheer dedication and tireless effort, he cultivated a network of clients and longlasting partnerships.

然而，凭借他的奉献精神和不懈的努力，他一个客户网络和长期的作伙伴关系。

However, to the Abraham Lincoln's credit, it must be said that we struggled on with tireless persistence.

再说，我们是应该表扬林肯号的，它用不屈不挠的精神进行这次恶斗。

Change occurred gradually through the tireless efforts of brave women and men fighting together for what is right.

改变是逐渐发生的，透过无数勇敢男、女不断地为正确的时共同奋斗。

Hopefully the peace agreement will be successfully concluded and will hold thanks to Ambassador Zalmay Khalilzad's tireless efforts.

多亏（美国驻阿富汗）大使扎尔梅·哈利勒扎德的不懈努力，和平协议总算有望达成甚至持续下去。

“tireless bravery and keen sense of detection.”

“不知倦的勇气和敏锐的侦查能力。”

Our subway trains are controlled by tireless robot-drivers.

我们的地铁列车由不知倦的机器人司机控制。

Humans are tireless in their pursuit of reason.

人类孜孜不倦地追求理性。

The tireless work continued, as did the conspicuous compassion.

不懈的工作仍在继续，显着的同情心也在继续。

But behind all this big business is the tireless work of many many little independent insect collectors, like Jose Heredia.

不过在这庞大产业背后是许多独立昆虫收集者们不知倦的工作就像侯赛·何莱迪。

With tireless energy he strove to bring his countrymen to his view.

他不知倦地努力让他的同胞接受他的观点。

But the Jian was tireless, its gleaming blade still eager and ready.

但剑不知倦，它闪闪发光的刀刃仍然热切准备着。

Her tireless eyes had made each room yield up its greatest usefulness.

她不知倦的眼睛使每个房间都发挥最大的作用。

7Our subway trains are controlled by tireless robot-drivers.

7我们的地铁列车由不知倦的机器人司机控制。