The phenyl ofp n propylbenzoic acid could be reduced by sodium alkoxide.醇钠可以还原对丙基苯甲酸中的苯环.Poly ( L - lactide ) ( PLLA ) was synthesized by ring - opening polymerization of L - lactide using cyclic tin alkoxide compound as...
The whole story sounds very far-fetched.整个叙述听起来很难以置信。You won't credit her far - fetched story.你不会相信她胡扯的话的.It's an interesting book but rather far - fetched.这本书很有趣,只是太离奇了点....