Sdwa
[医][=Safe Drinking Water Act(1974)]安全饮水法(1974年)
🗣️ 情景例句
I was when I first came to the United States.
当我刚到美国来的时候是感到有点紧张。
A clear conscience is a soft pillow.
问心无愧，高枕无忧。
His talk covered many subjects.
他的报告涉及很多课题。