慢速英语:WHO: Bacon, Hot Dogs Can Cause Cancer

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1. cause vt.引起; 导致; 成为…的原因
例句：A bad tooth can cause acute pain.
一颗蛀牙可以引起激烈的疼痛。

2. processed n.过程; 工序; 做事方法
例句：Most Gravenstein, however, are processed to sauce and other products.
不过大部分伏花皮都用来制成沙司和其它加工品。

3. estimate vt.估计，估算; 评价
例句：I asked a contractor to estimate for the repair of the house.
我请了承包商估计修缮这幢房子的费用。