Messing
n. 杂乱, 弄乱（mess的动名词形式）
🗣️ 情景例句
I have to cram all night for tomorrow's exams.
为了明天的考试，我得熬夜临阵磨枪。
That's ok fine.
挺好的。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。