B.t.u.
abbr. 英国热量单位（British thermal unit）；英国商务部单位（Board of Trade Unit）
🗣️ 情景例句
Did you go to Michigan too, Grandpa?
爷爷，你也上Michigan吗？
Wherever you go you'll hear Spanish Spoken.
不管你到哪里，你总会听到西班牙语。
so that it multiplied with that promiscuous abandon characteristic of rabbits.
因此便以兔子所特有的杂乱交配迅猛繁殖起来。