正文

VOA慢速英语:Strengthen Your Core With 5 Simple Exercises

2016-07-12来源:VOA

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词汇讲解：

1. confident adj.确信的，深信的; 有信心的
例句：He felt confident in the future.
他对未来充满信心。

2. breathe vi.呼吸; 活着，生存
例句：I stood at the curb trying to breathe.
我站在人行道沿上想缓口气。

3. abdomen n.腹部; 腹腔
例句：Blunt force is applied to the abdomen.
钝性的力量作用于腹部。

4. strengthen vt.加强，巩固; 勉励
例句：You cannot strengthen the weak by weakening the strong.
削弱强者不能使弱者变得强壮。

5. extend vt.延伸; 扩大; 推广
例句：This will extend the life of the drive.
这样会延长驱动装置的寿命。

6. challenge n. 挑战; 质疑; 盘问
例句：The policy challenge is to limit this price rise.
政策上面临的挑战是限制价格上涨。