His friends say he was always quick to tell a joke.他的朋友们说，以前他讲笑话总是张嘴就来。He carried on telling a joke, laughing his head off.他继续讲笑话，自己笑得前仰后合。Chinese waiters stood in a cluster, sharing a private joke.华人服务生们站在一起，讲着只有他们自己才懂的...
He debated whether to make a joke about shooting rabbits, but decided against it...他心里琢磨是否该开个有关打兔子的玩笑，但决定还是算了。‘Many a true word is spoken in jest,’ thought Rosie (= people often say things as a joke that are actually tru...
He umpired baseball games.他担任棒球比赛的裁判。He umpired in the tennis match.他在网球比赛中担任裁判.I’ve umpired a cricket match for them.我当过他们的板球比赛的裁判。He umpired for school football matches until he was in his late 50s.他担任校际足球比赛的裁判一直到年近花甲。...
将试瓶浸入恒温水浴中.The sample flask is immersed in a constant temperature bath.这是许多恒温箱的基本工作原理.This is the basic operating principle of many thermostats.恒温器可用来调节室内温度.Thermostats can be used to regulate the temperature of a room....
Old buses are major contributors to pollution in British cities...破旧的公交车是造成英国城市污染的主要因素。Resonance theory says that benzene can be represented by two contributors.共振论认为苯能用两个参与体表示.Large public and private companies have lon...