“好吧，”我边说边紧张不安地把香烟在花岗岩台阶上捻灭。"Well," I said, grinding my cigarette nervously into the granite step.把金属线拉紧,然后把两头捻紧.Pull the wire tight and then twist the ends round.他用手指把面包捻碎.He crumbled the bread in his fingers....
他在骤雨中撞到树上了。He crashed into a tree in driving rain.这场骤雨有可能把低洼地淹没.The torrential rain may flood the low - lying land out.一场骤雨中断了这场足球赛.A heavy downpour interrupted the football match....
He reached up to loosen the scarf around his neck.他伸手松了松脖子上的围巾。Relax, smile; loosen up in mind and body and behaviour.放松，微笑。精神、身体和行为上都要放轻松。Loosen the bolt so the bars can be turned...松一松插销，好转动门闩。Whip the egg and stir fry...
In particular, the invention is concerned with amido piperazine derivatives.具体地说, 本发明涉及酰氨基哌嗪衍生物.Fmoc, Boc and Pbf were used respectively to protect α - amido, side amido and side guanidine group.对于α-氨基仍采用Fmoc保护策略, 侧链氨基用二...