Balf
abbr. 支气管肺泡灌洗液（Bronchoalveolar Lavage Fluid）
🗣️ 情景例句
I can't drop the price any further, the owner doesn't allow it.
我不能再进一步砍价了，卖主不肯让步。
A friend is not so soon gotten as lost.
交友慢，失友快。
I want a dress like that one, but it must be my size.
我想一件和那件一样的，但必须是我的尺寸。