Gum mastic tests
[医] 洋乳香试验(检脑脊髓梅毒)
🧩 词语组成解析
gum
[ɡʌm]
n. 口香糖;树胶;黏胶;牙龈;
vt.& vi. 胶合;涂以树胶;使…有粘性;
n. 乳香脂, 乳香, 胶合铺料\\n[化] 乳香; 玛┩脂; (抹墙用)厚浆涂料
n. 测验（test的复数）
🗣️ 情景例句
I haven't got a clue on how to spend the National Day holiday.
如何度过国庆假期我还没有一点头绪。
How long will your offer hold good?
一般你们报盘的有效期是多长？
Suddenly, there was a slight trembling sound from below, and the captain went down to see what had happened.
突然，从船舱下部传来一声微颤音，船长走下船舱去查看究竟。