Sputum smear

🧩 词语组成解析

sputum
n. 唾液, 痰
smear [smɪr]
v. 胡乱涂抹;弄脏;诽谤;变得模糊不清; n. 污迹;抹黑;丑化;

🗣️ 情景例句

I couldn't agree with you more.
我完全同意你的说法。
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
I knew that experts from the local museum would soon visit the cave.
我知道本地博物馆的专家会很快到山洞来探访。
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