issue，send out，give out，deliver，emit ；

[例句] 在1,000英尺的高度飞行时，他听到旋翼发出一种奇怪的噪音。 Flying at 1,000 ft. he heard a peculiar noise from the rotors.

[例句] 卧室门上发出一声沉重的撞击声。 There was a heavy thudding noise against the bedroom door.

volatilize，volatilization ；

[例句] 这很像把手浸入挥发性液体后的那种凉飕飕的感觉. It is like the sense of chill that follows immersion of the hand in a volatile liquid.

[例句] 他们发现狄氏剂的挥发常随紧实度的增加而减低. They found volatilization of dieldrin tended to decrease as bulk density increased.

invent，invention，expound，contrivance，contrive ；

[例句] 这项新发明能保证啤酒始终保持丰富的泡沫。 The new invention ensures the beer keeps a full, frothy head.

[例句] 推广他的新发明一直是件棘手的事情。 It's been a tricky business marketing his new invention.

induce perspiration (as by drugs)，sweating，diaphoresis，sweat，hidrosis ；

[例句] 医生使他的病人发汗. The doctor sweated his patient.

[例句] 终于我用发汗的手拿起话筒拨了那个号. Finally, with sweaty palms, I lifted the receiver and dialed.

bleb，foam rise，foaming，froth，sparkle ；

[例句] 这木料发泡. This wood is spongy.

[例句] 发泡葡萄酒需要二次发酵作用. Sparkling wine undergo a second alcoholic fermentation.

[机] engine，motor ；

[例句] 卡车倒车和掉头的时候，我听见发动机的轰鸣声。 I heard the engines revving as the lorries backed and turned.

[例句] 阿诺德关掉发动机，下了车。 Arnold stopped the engine and got out of the car.

receive and dispatch，dispatcher，[电] transmit-receive，send-receive，receive ；

[例句] 只要按功能键F5就可以收发电子邮件了。 Just hit the F5 function key to send and receive your e-mails.

[例句] 能够收发信息包并能把信息包从一网点传向另一网点的一种网点. A node that can send and receive packets, and route packets from one node to another.

transmitter，sender，sending set，X-mitter ；

[例句] 他们测试了这台发射机的发射范围. They tested the range of this transmitter.

[例句] 只要在发射机中存在调制信号, 就含有旁频带出现. When there is a modulated signal from transmitter, there are side bands.

sound production，sonification，sounding，flatus voice，phonate ；

[例句] “嫉妒”两个字发声正好表达了她的嫉妒. The word jealous had revived her jealousy.

[例句] 舌头是发声器官之一. The tongue is one of the vocal organs.

spurt，gush，exhalation，effusion，break forth ；

[例句] 他说这就像一座即将喷发的火山。 He says it's like a volcano ready to erupt.

[例句] 去年那座火山喷发致使约600人遇难。 The volcano erupted last year killing about 600 people.

excavate，unearth，explore，disinterment，dig ；

[例句] 考古学家在发掘之初就知道他们将有重大发现。 Archaeologists knew they were onto something big when they started digging.

[例句] 这些刚发掘出来的物品需要及时保护。 In time these new excavations will require conservation.

germinate，sprout，sprouting，burgeon，come up ；

[例句] 豆子只要几天就能发芽。 It only takes a few days for beans to sprout.

[例句] 有一些种子发芽快，所以差不多每天得察看一下。 Some seed varieties germinate fast, so check every day or so.

initiate，trigger，touch off，[化] initiation，solicitation ；

[例句] 发生在洛杉矶的事件再次引发了全国范围的反思。 The events in Los Angeles have sparked a new national self-examination.

[例句] 把英镑与欧洲其他货币合并会引发许多难题。 Integrating the pound with other European currencies could cause difficulties.

pronunciation，enunciation，articulation，phonation articulation，pronounce ；

arouse，inspire，illuminate，enlighten，elicitation ；

[例句] 别人的婚礼是寻找启发的绝佳场合。 Other people's weddings are the perfect hunting ground for ideas.

[例句] 我深受启发，开始审视自己内心深处的想法。 I was stimulated to examine my deepest thoughts.

estrus，oestrus，be in heat，heat，rut ；

[例句] 下一次发情推迟了. The next estrus was delayed.

[例句] 有时环境可以改变动物发情的年龄. Environment can sometimes alter the rutting age of an animal.

send out，send forth，distribute，issue，emanate ；

[例句] 有人在入口处散发传单。 There were people at the entrance giving out leaflets.

[例句] 她把一缕散发从眼前甩开。 She shrugged a stray lock of hair out of her eyes.

power plant，power station，generating plant，power house ；

[例句] 全国总电量的40%是这家发电厂提供的。 The plant provides forty per cent of the country's electricity.

[例句] 燃煤火力发电厂 a coal-fired power station

bring into play，give play to，develop ，elaborate，exert ；

[例句] 道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。 Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.

[例句] 首相承诺以色列将发挥积极的作用。 The Prime Minister has promised that Israel will play a constructive role.

start，launch，engine on，get started，bring into play ；

[例句] 发动机舱里的水由一条软管抽走。 Water in the engine compartment is sucked away by a hose.

[例句] 这支武装部队已发动进攻要夺回失去的阵地。 The armed forces have launched offensives to recapture lost ground.