Mei
abbr. 技术细则手册（Manual of Engineering Instructions）；金属工程学会（Metals Engineering Institute）
🗣️ 情景例句
I thought that was Nat Baker who rang the front doorbell.
我还以为是Nat Baker 按大门门铃呢。
The receiver is as bad as the thief.
窝赃者和贼同罪。
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，