这些峰分别相当于乙基和丙基的侧链开裂.These peaks correspond to side - chain cleavage of the ethyl and propyl groups respectively.'聚'.''氨脂一种氨基甲酸中除''.'乙基'.''酯以外的酯.Any of several esters, othe...
The store's "no refunds" policy makes it harder for dishonest cashiers and customers to collude.商店“概不退货”的规定使得一些不老实的收银员和顾客更难以串通。All the office employees -- secretaries, cashiers, salesmen -- were invited.全部办公室雇员 - -秘...
Lavalais raised his glass to propose a toast to the newlyweds.拉瓦雷举起酒杯，提议为新婚夫妇干杯。He led the way in drinking the health of the newlyweds.他带头为新郎新娘的健康祝酒.Congratulations showered on the newlyweds.大家纷纷向那封新婚夫妇道贺....
Fit hinge bolts to give extra support to the door lock.安上铰链插销，让门锁更牢靠。After seven days , the grouted mortar will have concreted, then we shall tighten the anchor bolts.灌浆在七天以后凝固, 我们就将拧紧地脚螺栓.He's more concerned about ...