Allylcarbamide
[機] 烯丙基
??? 情景例句
Rock'n roll is not my cup of tea.
搖滾不是我的所愛。
Life is not so short but there is time enougn for courtesy.
人生雖短，但表示禮貌的時間還是足夠的。
With the invention of writing, a great advance was made, for knowledge could then be not only communicated but also stored.
隨著書寫的發(fā)明，又邁進(jìn)了一大步，因為這樣一來，知識不僅能交流，而且能儲存了。