慢速英语:One Billion Young People Risk Hearing Loss From Loud Music

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1. believe vt.相信;以为
例句：Whom should we believe?
我们应该相信谁呢？

2. irreversible adj.不可逆的;不能翻转的
例句：Poisoning is usually a slow, irreversible process.
中毒通常是一个缓慢的，不可逆的过程。

3. prolong vt.延长，拉长;拖延
例句：Clear evidence of his intent is to prolong the ritual.
显然他意在拖延典礼时间。

4. increase vt. 增加，增大，增多
例句：He had the audacity to ask for an increase in salary.
他竟然厚着脸皮要求增加薪水。

5. infectious adj.传染的;有传染性的
例句：Their enthusiasm was infectious.
他们的热情有感染力。