Red flags stand out brightly, set against the blue sky.红旗在蓝天的映衬下显得分外鲜艳。Her cigarette glowed brightly, then died.她的香烟燃起一阵亮光，然后就熄灭了。The ermine toque was alone; she smiled more brightly than ever.只有貂皮无沿帽独自呆在那里, 她笑得更加明快了.Som...
多氯化联苯在土壤中, 水中或空气中都无法分解, 只会继续累积.PCBs don't break down in soils, water or air, but carry on accumulating.建立了HPLC测定联苯菊酯含量的方法.An HPLC method for the determination of bifenthrin emulsifiable concentrates was developed.介绍...
She balled the handkerchief up and threw it at his feet.她把手绢揉成一团，丢在了他的脚边。He pulled a handkerchief from his pocket and gave it to him.他从口袋里掏出手绢递给他。He took out a handkerchief and blew his nose.他掏出一块手帕，擤了擤鼻子。...