Iad
abbr. 国际天体物理十年（International Astrophysical Decade）
🗣️ 情景例句
We haven't heard from him for weeks but we're still hoping for a letter.
我们已经有几个星期没有他的消息，但仍然盼望着他的来信。
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
Sandy was so sick that she threw up all over the bathroom floor.
三滴病了，吐了洗手间一地。