Hls
abbr. holes 洞; heavy liquid separation 重质液体分离; heavy logistics support 大型后勤支援; hills （复数）高地
🗣️ 情景例句
My favorite type of exercise is ...
我最喜欢的锻炼方式是……。
Take care.
请保重。
Oh! What a pity!
哎呀！真可惜！