Macro-etch test
[化] 宏观腐蚀试验
🧩 词语组成解析
macro
['mækrəu]
n. [自]宏指令;巨（计算机术语）;
adj. 巨大的;大量使用的;特别突出的;极厚的;
etch
[etʃ]
vt.& vi. 蚀刻，浸蚀;刻划，描述;铭刻在心里/记忆里/脑海里;铭记;
n. 腐蚀剂;
🗣️ 情景例句
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
Nothing is impossible (or difficult) to the man who will try.
天下无难事，只怕不努力。
The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.
事实上搜寻工作很困难，因为常常是早晨在甲地发现那只美洲狮，晚上却在20英里外的乙地发现它的踪迹。