Ddst
[医][=Denver Development Screening Test]丹佛发育筛选测验：鉴定儿童发育迟缓的测验
🗣️ 情景例句
We've been driving for hours with no gas station in sight.
我们开车开了好久也没有看到一个加油站。
Aren't you relieved that your puppy was finally found?
你的小狗终于找回来了，你应该安心了吧？
As complaints must be made in writing, the Ombudsman receives an average of 1,200 letters a year.
由于意见均需用书面形式提出，司法特派员每年平均收到1，200封信。