Nitro-chalk
[化] 钾铵硝石; 白垩硝(商名)
🧩 词语组成解析
n. 硝基
chalk
[tʃɔk]
n. 粉笔，白垩;用粉笔画的记号;〈英〉（比赛）得分纪录，记入借方的款项;〈美俚〉牛奶;
v. 用粉笔写（记下）;用白垩粉擦（桌球杆等）;使苍白;（英）把（酒钱）记于（某人）账上;
chalk(lime石灰)→白垩；粉笔；粉笔做的记号；用粉笔写
🗣️ 情景例句
Nets for tennis and badminton and so on.
有网球和羽毛球用的网等等。
The more things a man is ashamed of the more respectable he is.
一个人引以为耻的事情越多，就越可尊敬。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。