一、详细释义：n.分子；微粒 [C]例句：When a molecule contains more than 20 units, it is a polysaccharide.当一个分子含20个以上单元时，它们被称为多糖。例句：Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.两个...

一、详细释义：v.通知，告知；报告 [T]例句：We regret to inform you of the cancellation of the tour.我们遗憾地通知您，此次旅行取消了。例句：If you see anything suspicious, inform the police at once.你要是看到什么可疑的东西就马上通知警察。告发...

一、详细释义：n.脑，大脑例句：The second scan revealed a brain tumor.第二次扫描显示出一个脑瘤。例句：The largest brain possessed by any dinosaur weighed about a kilogram.最大的恐龙脑子大约有一公斤重。头脑，智慧，智力例句：Turn off the TV an...

一、详细释义：n.足迹；踪迹；（轮船、飞机等的）航迹；车辙 [C]例句：We follow his track in the snow to a hut.我们沿著他在雪地上留下的足迹走到一间小屋旁。例句：This clue enabled the police to follow the tracks of the kidnappers.这条线索使警方....

一、详细释义：n.物质 [C]例句：This substance is extracted from seaweed.这种物质是从海藻中提取的。例句：The substance that's causing the problem comes from the barley.引起该问题的物质来自大麦。实质；主旨 [U]例句：This was the substance quite...

一、详细释义：n.饿死；挨饿；饥饿；绝食例句：Prolonged starvation and aging might lead to rejuvenation of embryogenic potential.长期的饥饿和衰老可以导致胚胎发生能力的复壮。例句：Starvation is at one extreme of the spectrum of food intake; ob...

一、详细释义：n.生产，制造 [U]例句：She is a production line worker.她是生产流水线上的一名工人。例句：That model won't go into production before late 1990.那种型号在20世纪90年代末以前不会批量生产。产生，形成，生成例句：These proteins stimul...

一、详细释义：adj.谦逊的，谦恭的例句：He treated me in a humble manner.他以一种谦逊的方式招待我。例句：Many famous people are surprisingly humble. 许多知名人士都出奇地谦恭。 （身份，地位等）低下的，卑微的例句：It certainly took him down a p...

一、详细释义：abbr.(= Mississippi) 密西西比例句：The weather had been unusually warm for May in Brandon, Miss.在密西西比州的布兰登，五月的天气异常闷热。 n.（通常大写）（用于姓名或姓之前，尤指对未婚女子的称呼）小姐 [C]例句：Thanks also goes ...

一、详细释义：adj.节日的例句：We all wore festival costumes to the ball.我们都穿著节日的盛装去参加舞会。喜庆的例句：The carnival was immersed in a festival atmosphere.嘉年华沉浸在喜庆的节日气氛中。例句： The gaiety of the streets and shops ...