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2. competitive adj. 竞争的, 比赛的
例句：Some kinds of business are competitive.
有些商业是要竞争的。
3. own vt.拥有；承认
例句：Julie's father owned a business that dealt in bulk orders.
朱莉的父亲拥有自己的公司, 专门从事大宗订货。
4. belief n. 相信;信任,信赖
例句：My father hadn't much belief in doctors of traditional Chinese medicine.
我父亲不太相信中医。
5. explain v. 讲解, 解释
例句：He explained that he had to leave at once.
他解释说他必须立即离开。
6. retire v. 退职; 退役; (使)退休
例句：Some of the older workers were retired early.
有些老工人提前退休了。
7. complex adj. 复杂的; 难懂的; 费解的
例句：What he said was too complex for me to understand.
他说的太复杂了, 我无法了解。
8. threaten v. 威胁，恐吓，恫吓；危及，对…构成威胁
例句：Her boss threatened to fire her.
老板威胁要开除她。
9. declare vt.宣布, 宣告; 声明；断言, 宣称
例句：He declared that the meeting has been postponed.
他宣布会议已延期了。
10. agenda n. 议事日程，（会议的）议程表
例句：The first item on the agenda was how to cut down the cost in manufacture.
第一项议程是如何减少生产费用。
