Acetylene black
[化] 乙炔黑
🧩 词语组成解析
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
black
[blæk]
adj. 黑（色）的;黑色人种的;黑暗的;不加牛奶的;
n. 黑色;黑人;黑颜料;黑暗;
v. 使变黑;抵制;拒绝;使变黑暗;
🗣️ 情景例句
How often do you go running?
你多久跑步锻炼一次？
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
The language which the Maori speak is related to the languages of Tahiti and Hawaiil.
毛利人讲的语言与塔希提岛和夏威夷的语言有同源关系。