Powderer
n. 粉；粉末；火药；尘土 (powder的变形)
🗣️ 情景例句
The smog in L.A. is caused by air pollution and water vapor.
洛杉矶的烟雾是由空气污染和水蒸气造成的。
All things are easy that are done willingly.
做事乐意，诸事容易。
You'll save time not waiting for the elevator.
你可以节省等电梯的时间。