| 1. a matter of speculation | supposition n. 推断 |
| 2. a solicitation of | an invitation of n. 垦求;垦请 |
| 3. abandoned | left a. 被遗弃的 |
| 4. aberrant | abnormal a. 脱离常轨的, |
| 5. abort | quit v. 夭折;中止 |
| 6. abruptly | suddenly ad. 突然地;意外地 |
| 7. absorb | appeal v. 吸收;被...吸引 |
| 8. absorb | learn(学习) v. 吸收 |
| 9. absorb | take in v. 吸收;被...吸引 |
| 10. abstract | not concrete a. 抽象的;非实际的 |