The uses and synthetic methods on 2,4 - Dichloro - 5 - Fluoro - benzoic acid were described in detail.简要概述了2,4-二氯-5-氟苯甲酸的用途及其合成方法.Use: Intermediate in the manufacture of fluoro - containing pesticides and medicines.用途: 合...
A few minutes later, the head - warder assembled the guards and warders in his office.几分钟后, 看守长把警卫和看守叫到他的办公室.There was no point in having a permanent enemy among the warders.在狱吏中树敌是毫无道理的.In general we treated the warders...
万寿山石颐和园的中心,从山顶可以俯瞰全景.Longevity Hill is the focal point of the Summer Palace.这块寿山石的章料太贵重了,我根本买不起.This piece of serpentine for making seals is too expensive for me to afford.寿山石最大特徵是色泽浓艳, 质纯细,感觉腻 、 糯 、 柔.Shoushan Stone dis...
She suddenly wipes her hands briskly on a towel.她突然抓起一块毛巾擦干了手.He wiped off the remains of the lather with a towel.他用毛巾抹去余下的皂沫。Fix the down bath towel shelf on the base with the M 5 inner hexangular set screw.将下主体用M5的内六角紧...
He has also dared to take unpopular, but principled stands at times.他有时也会大胆坚持不受欢迎、但却有原则性的立场。He is justly unpopular with all.他不受大家的欢迎是有道理的。He is a man with a reputation for being tough and unafraid of unpopular decisions....
Police, weary and increasingly sour in mood, wonder aloud why the situation has been allowed to deteriorate.警察们疲惫不堪，心情也越来越糟糕，他们不禁满腹狐疑地问：为什么听凭情况不断地恶化下去？Spare a thought for the weary sleep drovers.来分一丝思绪到疲倦而熟睡的赶牲人.Rachel l...