Mbb
abbr. make before break 在突变之前制造; mortgage-backed bonds 由财力支持抵押债务
🗣️ 情景例句
My professor will grade this exam on a curve.
我的教授用曲线系统打分。
To have money is a fear, not to have it a grief.
有钱使人担心，没钱使人伤心。
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？