The trainee carefully reads the safety manual before operating the machine.
学员在操作机器前仔细阅读安全手册。
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速英语_单词故事 If you or someone you know has struggled to assemble furniture, this could be a welcome sight -- at least you bought a solid pine step-on chair from IKEA. That's what researchers in Singapore thought this robot to build.
如果你或你认识的人曾费力地组装过家具,这可能会是一
受欢迎的消息——你在宜家买了一把结实的松木椅子。这就是新加坡的研究人员认为这

人要建造的。