B.th.u.
abbr. British thermal unit(s)
🗣️ 情景例句
I can only stay a few minutes.
我只能停留几分钟。
Please make an appointment with my secretary.
请跟我秘书定个见面时间。
He told me to unpack my things and then come down to dinner.
他让我打开行装后下楼吃饭。