Coarse vacuum
[化] 低真空
🧩 词语组成解析
coarse
[kɔrs]
adj. 粗鄙的;粗糙的;粗野的;粗制滥造的;
🗣️ 情景例句
Something really nice.
要很好的。
He that never rode never fell.
不骑马就永不会从马上跌下。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说