His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab.他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝毫不能舒缓这一情绪。He leavened his speech with humor.他在演说中掺了一点幽默.A small cake of shortened bread leavened with b...
leavened bread膨松的面包He leavened his speech with humor.他在演说中掺了一点幽默.His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab...他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝毫不能舒缓这一情绪。A small cake of shortened ...
marine and freshwater eukaryotic algae海洋和淡水真核藻Objective To construct eukaryotic expression vector of siRNA specific for � � - site APP cleaving enzyme ( BACE ).目的构建β淀粉样前体蛋白裂解酶 ( BACE ) 特异性小干扰RNA真核表达载体.That cell hybridiza...
The motorboat cut across swift currents and skirted dangerous reefs.汽艇穿过激流,绕过险滩.Cindy lashed her motorboat alongside.辛迪把她的快艇系在旁边。The motorboat put on speed as soon as it left the pier.汽船一离开码头就加快了速度.A motorboat nosed out ...
他们低声耳语惟恐被人听见.They spoke in whispers lest they should be heard.我惟恐自己再迟到.I feared lest I should be late again.他拼命地干活惟恐被老板解雇.He worked hard for fear that he might be fired by the boss....