Osha
abbr. 职业安全与卫生条例（Occupational Safety and Health Act）；职业安全和健康署（Occupational Safety &Health Administration）
🗣️ 情景例句
My parents paid my way through college.
我父母供我上大学。
I can't fasten this collar button.
我不能扣住这个领子钮扣。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.
她称这些佣人叫“流动人口”，因为他们来匆匆，所以我甚至都没有机会知道他们的姓名。