Ihd
abbr. International Hydrological Decade 国际水文十年（计划）
🗣️ 情景例句
He's not interested in settling down.
他不想稳定下来。
These pills can be obtained by prescription only.
这些药丸只有凭医生处方才能买到。
The only thing to do was ask them to come half an hour later than the other guests.
唯一的办法就是请他们比别的客人晚来半小时。