This is the famed citation index, that is to say the
number of times a paper has been quoted elsewhere in the scientific literature,
the assumption being that an important paper will be cited more often than one
of small account.请问在句子中, that is to say 做什么成分呢?
During that time the districts that stayed closed longest forced all or some of their children to learn remotely for twice as long as schools in Ireland.这里for是什么成分?去掉可以嘛?Indians are the world's biggest book worms, reading on average 10.7 hours a week, twice as long as Ame...
Border wall opponents say it harms ecosystems making flooding worse and cutting off animal trails and that Biden should do more than stop wall construction.上句making flooding worse and cutting off animal trails 2个现在分词短语作结果状语,那么后面部分and that Biden should do mor...
The time of death is appointed by God and no man should put the clock
back on another.句子后半句真正含义是什么?本句出自英语教材, 课文解析为任何人不应缩短他人的寿命, put/turn/set the clock back: 字典解释为“倒退,回到从前,把钟拨慢”。按字...
At times, I turn on the television and just leave it to chatter in the background, something that'd never done previously.译文:有时,我打开电视仅仅是要一种氛围,这是我以前未做过的。我的疑问:something that'd never done previously. 作这个句子的什么...
1.I felt my legs ached.这个句子里面 my legs ached是宾语从句,feel表示感觉的意识的时候不能接宾语从句啊。是不是要改成I felt my legs aching.2.He dragged his heavy legs back home,tired out.这个句子前面部分,back home做状语修饰什么呢?谢谢
我一直有个疑问:为什么可以用 doctor 来称呼医生,但不能用 teacher 来称呼老师?比如:I have got a bad headache, doctor.(正)I have got a bad headache, Doctor Smith.(正)Can I ask a question, teacher?(误)Can I ask a question, Teacher Smith?(误)请专...