The morning of the presentations, I remember my palms sweating so badly as I walked to the front of the class that I held my hands cupped in prayer formation, so I wouldn't wipe them on my shirt.
我依然记得，演讲的那天上午，当我走上讲台，站在全班同学面前时，掌心里全是汗，我只得把双手捧起来作祈祷状，这样汗水才不至于揩到衬衫上。
A class of general multiple mobile robots formation control system of achieving coordination through communication channel was described.
论述了一类通用的经过通信信道进行协调的多移动机器人编队控制系统。
Since the formation of class society in ancient China, there were opposing features between the court music and the pop music.
自中国古代阶级社会形成以来，宫廷雅乐与民间俗乐就形成了相互对立的特征。
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