The Smiths are enthusing about the new play.史密斯一家十分喜爱这出新话剧.He hasn't stopped enthusing about his holiday since he returned.他度假归来,对假日情趣仍津津乐道.He was enthusing about his new pocket cassette recorder.他对自己的新袖珍录音机爱不释手....
The molconvert ratio of L - DOPA was 82.8 % from catechol.以邻苯二酚计的转化率为82.8%.Synthesis of terpene - catechol resin from terpene resin and catechol was reported in this paper.以萜烯树脂和邻苯二酚为原料,合成了萜烯 - 邻苯二酚树脂.The research progre...