Hsi
abbr. 水平位置指示器（Horizontal Situation Indicator）；热应力指数（Heat-Stress Index）；恒生指数（Hang Seng Index）
🗣️ 情景例句
Hi, Grandpa.
嗨， 爷爷。
If you expect to enter the university,you should apply now.
如果你期望进入大学，你现在应该申请。
From a heavy gun that was raised, the captain realized that the ship must have been a cruiser.
从捞起的一门大炮来看，船长认为那艘船一定是艘巡洋舰。