慢速英语:Inspections Open at Apple Manufacturers in China

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have trouble在…有困难
例句：I have trouble using chopsticks correctly.
我很难正确地使用筷子。

2. Mark Shields organized a campaign calling for better working conditions.

call for需要
例句：More work doesn't necessarily call for more men.
增加工作不一定要增加人员。

3. Workers lives are really hard and really severe, and there’s terrible stories about people losing the use of their hands because of horrible repetitive motion injuries, and suicide rates that are so high that they have got to hang nets off the sides of the buildings to prevent workers from killing themselves.

have got to不得不；必须
例句：I have got to see the doctor.
我不得不去看医生。
prevent from阻止, 防止
例句：His prompt action prevented the fire from spreading.
他的果断行动制止了火势的蔓延。