重點講解:
1. blow up 引爆;(使)炸毀;(使)爆炸;
Their boat blew up as they slept.
他們睡覺的時候船爆炸了。
2. touch down 降落;著陸;
The shuttle is pulled away from the International Space Station and is expected to to uch down on Wednesday.
該航空飛機駛離國際空間站,預計將于星期三著陸。
3. speed up 加快(…的)速度;
The new measures will speed up the registration process.
這些新措施將加快注冊過程。
4. engage in 參與;從事;
They have engaged in trade for many years.
他們經商已多年。
vt. 分享
vi. 參加,參與