他坐在扶手椅里打盹儿.He dozed off in the armchair.小狗躺在门前打盹儿.The dog lay dozing in front of the door.我在屋子后面发现了他,正打盹儿呢.I found him snoozing out back of the house....
This activator is acyl amine - the hafnium activator that ether is a foundation.该催化剂为酰胺 - 醚为基础的铪催化剂.Microbial transglutaminase is a kind of enzyme that can catalyze transferring acyl.微生物谷氨酰胺转胺酶(MTG)是一种催化酰基转移反应的酶.R 2 is H...