Hos
abbr. 人骨肉瘤细胞（human osteosarcoma cell）；高阶统计量（higher-order statistics）
🗣️ 情景例句
Good night, Philip.
晚安， Philip。
Constant dropping wears away a stone.
滴水穿石。
Number 13 buses run much more frequently, don't they?
13路车跑得更勤，是不是？