🧩 词语组成解析
Ed
[ed]
Estimate Departure time 预计起飞时间;Engineering Development 工程研制;Effective Dose 有效剂量;
sullivan
[['sʌlivən]]
n. 沙利文, 苏利文（人名）
🗣️ 情景例句
It was so kind of them.
他们太客气了。
Well, it depends.
这得视情况而定。
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，