Isopentyl lactate was synthesis from acid and isopentyl alcohol in the presence of ferric chloride hexahydrate.在六水三氯化铁存在下可以由乳酸和异戊醇合成乳酸异戊酯.Rather than politely lobbying politicians, Gay Dignity will be making its presence...
We had kept its presence hidden with a strategically placed chair.我们用一张摆放得很巧妙的椅子将它隐藏了起来。The presence of a star is already apparent in the early film.在早期影片中已经显露出了明星相。Nobody was allowed to eat in the Empress Dowager's...
The soldier looked incredulously at the feisty child.士兵难以置信地看着这个异常顽强的孩子。The soldier looked incredulously at the feisty child...士兵难以置信地看着这个异常顽强的孩子。He was a strong and a feisty old man.他是个很坚强的倔老头.At 66, she was as feisty a...
三人互相帮忙,能挑得起六个人的担子.Three helping one another bear the burden of six.他挑起担子颤悠颤悠地走了.He shouldered the loaded carrying pole and walked off with a swing.担子落在了长子身上.The burden fell on the eldest son....
A girl he knew had upset him by commenting on his increasing girth.他认识的一位女孩对他越来越粗的腰身说三道四，这让他心里很不痛快。A crawler, device of girth welds testing outside pipeline is developed successfully.成功地研制了管道外检测机械装置—爬行器.This tree is 3 me...