Microetch
[计] 微刻蚀
🗣️ 情景例句
What college are you attending?
你在哪里上学？
No trouble at all.
一点儿也不麻烦。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。