1. Although absolute zero cannot actually be reached, approximations of less than 0.001 degrees Celsius above absolute zero have been created the laboratory.
这一题我见过，是最后错了， Although absolute zero cannot actually be reached, approximations of less than 0.001 degrees Celsius above absolute zero have been created（ ） the laboratory. 缺了介词。应该加个in /by之类的。
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发表于 2003-10-25 00:52:00
