Colder weather in the fall is a marked difference from the heat of summer.秋天天气比较凉爽, 与炎热的夏天明显不同。Stefano's grip tightened and his tone became colder.斯蒂芬诺的手抓得更紧了，语气也更冷了。Something colder and chillier confronted him.他正面临...
采用新的管式反应器装置代替釜 式 反应器,将生产7-ADCA和7-ACA的副产物六甲基二硅醚有效地转化成了三甲基氯硅烷.Trimethylchlorosilane was prepared from hexamethyldisiloxane, by - product in producing 7 - ADCA and 7 - ACA.以三甲基硅醚和氯化氢气体为原料, 浓硫酸为催化剂合成了三甲基氯硅烷.Chlorotrimethylsi...
In early stages, gum disease is known as gingivitis.在早期, 牙龈疾病被称为牙龈炎.This often includes inflammation of the gums, which is called pregnancy gingivitis.常见有牙龈炎, 称之为妊娠期龈炎.the bacteria caused gingivitis引起齿龈炎的病菌Objective To c...
Water in the engine compartment is sucked away by a hose.发动机舱里的水由一条软管抽走。She sucked an ice cube into her mouth, and crunched it loudly.她吸了块冰块到嘴里，嘎嘣嘎嘣地大声嚼着。The air is sucked out by a high-powered fan.由强力风机把空气吸出去。...
They themselves are energetically prohibiting gambling and suppressing banditry.他们自己在那里努力禁牌赌,清盗匪.Before 1945 , banditry was rampant in the mountain areas of this place.解放前夕, 这里的山区匪祸连连.Where the peasant association is pow...
We spent many hours idling in one of the cafes that line three sides of the tiny piazza...露天小市场的三面都有小餐馆，我们在其中一家餐馆闲呆了很长时间。Her Daimler limo waits with its engine idling.她的戴姆勒豪华轿车原地待命,发动机在空转。Residents were mowing their lawn...
Manchester still suffers from urban blight and unacceptable poverty.曼彻斯特仍然受到城区脏乱和严重贫困问题的困扰。It is totally unacceptable for children to swear.孩子说脏话是完全不能容忍的。The perpetuation of nuclear deployments is morally unacceptable.继续...