记忆方法
1. ex- "out" + tens- + -ive + -ly.
2. 含义：stretch out, lengthen.
3. => of or pertain to stretched out.
2. 含义：stretch out, lengthen.
3. => of or pertain to stretched out.
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权威例句
- 1. Hydrogen is used extensively in industry for the production of ammonia.
- 氢气在工业上广泛用于制氨。
- 2. Mark, however, needs to travel extensively with his varied business interests.
- 然而，马克因为各种生意需要频繁出差。
- 3. All these issues have been extensively researched in recent years.
- 近年来，对所有这些问题都作了全面研究。
- 4. He had worked extensively on the anatomy of living animals.
- 他在活体解剖方面经验丰富。
- 5. They collided on a tight bend and both cars were extensively damaged.
- 他们在一个急转弯处相撞，两辆车均严重受损。