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- the Williamson Coefficient 威廉森系数
- The synthesis of ethylene glycol dibutyl ether(EDB) based on the Williamson reaction of ethylene glycol monobutyl ether(EB) with sodium hydroxide and bromobutane(BuBr) was investigated. 以乙二醇单丁醚(EB)和溴丁烷(BuBr)为主要原料,在NaOH作用下进行Williamson反应制备乙二醇二丁醚。
- The two players, who are both nearing full fitness after recovering from long term injury problems, were happy to sign autographs and pose for photographs in the Williamson Square shop. 在经历了漫长的康复治疗过程之后，这两名球员都已接近痊愈。他们在威廉逊广场专营店的开业典礼上为球迷们送上了亲笔签名，并且同大家合影留念。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- Foreign nationals were asked to leave the country. 外国侨民被要求离开该国。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- You didn't embarrass me in the slightest. 你一点也没让我为难。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- He arrived at the meeting place beforehand. 他提前到达会面地点。
- He beckoned to me from across the street. 他在马路对面向我招手致意。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- A 10% service charge is added on to the bill. 帐单上包括了百分之十的服务费。
- Don't scrape your feet on the floor. 别用脚蹭著地板。
