Glutaral
戊二醛
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
Truth may be blamed, but shall never be shamed.
真理可能被指责，但是决不蒙耻辱。
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。