Almost all amino acids that make up biological proteins, for instance, are left-handed, so a self-replicating biological molecule of right-handed chirality could be suggestive of an alien organism.
比如说，几乎所有构成生物蛋白的氨基酸都是左手性的，所以出现右手手性的自我复制生物分子可能意味着发现了外星生物体。
They're busy! They have to be up early and they work late! Those are explanations I've been handed.
他们忙！他们必须起早贪黑！这就是我得到的解释。
Network hosts the network to link up later, when a heavy burden on the host, the network may be part of the task handed over to the network to deal with than the free host.
网络中的各台主机通过网络连接起来后，当某台主机负担过重时，网络可将它的部分任务转交网络中较空闲的主机处理。
Objects up to the size of small bags can be handed over and the robot will put them away in secure lockers.
对象最多的小袋子的尺寸可以移交，机器人就会把他们离开安全的储物柜。
Microthemes must be handed in during the class when they are due, and, except for extraordinary circumstances, may NOT be made up.
小短文必须在作业缴交期限的该堂课前交出，而且除了非常状况之外，不接受补交。
Microthemes must be handed in during the class when they are due, and, except for extraordinary circumstances, may NOT be made up.
小短文必须在作业缴交期限的该堂课前交出，而且除了非常状况之外，不接受补交。
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