Ehs
abbr. 环境、健康和安全（Environment Health Safety）；环境卫生局（Environmental Health Services）
🗣️ 情景例句
Mmm-hmm. That's because he's sleeping.
嗯。那是因为他睡了。
We can't rely on him.
我们不能依赖他。
An advertisement which begins with the magic word FREE can rarely go wrong.
凡是用“免费”这个神奇的词开头的广告很少会失败的。