The brain is as active during REM (rapid eye movement) sleep—when most vivid dreams occur—as it is when fully awake, says Dr. Eric Nofzinger at the University of Pittsburgh,此处的as的含义是什么呢?是副词吗?
New industries demanded skilled labour not available locally.New industries demanded skilled labour that is not available locally.在本地地,新兴产业需要没有的熟练技术工人,这翻译怎么怪怪的,难道这里的not available不是做后置定语吗?
这个句子中的 up 是与 repair 一起做短语动词还是和 to 一起做成语介词?British losses were 64 tanks damaged enough to need more than 24 hours to repair up to being written off.这个句子中 tanks 后面的过去分词短语的意思是"从需要24个小时以上维修...
Raise your hand if you had never heard of Tetralogy of Fallot with pulmonary atresia before Monday's episode of ABC's Jimmy Kimmel Live.上句中的had never heard of是虚拟语气吗,表达怎样的含义?谢谢老师的回答。
为什么字典上标注的副词,但是他的用法看着不是呢?
They have introduced a new system whereby all employees must undergo regular training.
a proposal whereby EU citizens would be allowed to reside anywhere in the EU
它应该怎么用?