1) They also carry out experiments.

他们还进行实验。
2) They still lacked experience.

他们经验还不足。
4) They are absorbed in the experiment.

他们专心于实验。
5) They were locked in a verbal duel.

他们在进行舌战。
6) They wriggled their way.

他们蜿蜒行进。
补充资料:他们
1.代词。称自己和对方以外的若干人。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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