Lead toxic to multiple organ systems animal carcinogen.过去的研究表明,铅可引起多系统、多器官的损伤.Cankered material can produce effluvial carcinogen aldehyde . 2.腐烂的物质可以产生恶臭的致癌物质乙醛.Chemical carcinogens generally require metabolic conversion...
那屋子里一片漆黑,沉寂得像座坟墓.The house was dark and silent as the grave.机场像座鬼城, 候机大楼空空荡荡,寂静得可怕.The airport was like a ghost town, the terminal was empty and eerily silent.这颗松树长得像座宝塔,真有意思.It's very interesting to see the pine tr...
每一站都喧闹地播放着十几岁少年所喜爱的劲爆迪斯科音乐。Teenage disco music pumped out at every station.一群小孩冲进来,喧闹地彼此追逐.A troop of children rushed in and chased each other noisily....
The bank has been too slow in loosening the purse strings.银行一直迟迟不愿放开资金。The ties that bind them together are loosening.将他们紧密联系在一起的纽带正在弱化。The runners are loosening up their muscles before the race.赛跑前运动员们正在放松肌肉....
If you have vertigo it seems as if the whole room is spinning round you.如果你头晕，就会觉得整个房间都旋转起来。He had a dreadful attack of vertigo.他忽然头晕得厉害。True vertigo should be distinguished from pseudovertigo.真性眩晕应当与假性眩晕区别开来....