1、launch

發(fā)射（火箭、導(dǎo)彈或衛(wèi)星）

NASA plans to launch a satellite to study cosmic rays.

美國國家航空航天局計劃發(fā)射一顆衛(wèi)星上天，對宇宙射線進行研究。

A Delta II rocket was launched from Cape Canaveral early this morning.

今天一早，一枚“德爾塔”Ⅱ型火箭在卡納維拉爾角發(fā)射升空。

開展（重大活動）；發(fā)起，發(fā)動（軍事襲擊等）

Heavy fighting has been going on after the guerrillas had launched their offensive.

游擊隊發(fā)起攻擊后，激烈的戰(zhàn)斗一直持續(xù)不斷。

The police have launched an investigation into the incident.

警方已對該事件展開調(diào)查。

（在江河、湖泊和港口載人的）大型汽艇

The captain was on the deck of the launch, steadying the boat for the pilot.

船長站在汽艇甲板上為領(lǐng)航員保向。

We'll make a trip by launch to White Island.

我們將乘汽艇到懷特島。

2、improvise

臨時做;臨時湊成

You need a wok with a steaming rack for this; if you don't have one, improvise.

要做這個，你需要一口帶蒸籠篦子的鍋,如果沒有,就用別的臨時湊合一下。

The vet had improvised a harness.

獸醫(yī)臨時湊成了一副馬具。

即興表演;即興演奏;即興創(chuàng)作

I asked her what the piece was and she said, 'Oh, I'm just improvising'.

我問她那一段是什么音樂,她說：“噢,我只是即興彈的。”

Uncle Richard intoned a chapter from the Bible and improvised a prayer.

理查德叔叔吟誦了《圣經(jīng)》中的一章,又即興作了一段祈禱文。