Homonucleside
同型核苷
??? 情景例句
My wife, Marilyn Stewart, is a member of your program.
我太太Marily Stewart是你的學(xué)生。
It's cloudy this afternoon.
今天下午云很多。
'I suppose it would, but I never catch a later train.'
“我認為可以，但我從來不乘晚一點兒的車?！?/div>
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