Precipitated chalk
[化] 沉淀碳酸钙\\n[医] 沉淀白垩
🧩 词语组成解析
v. （突如其来地）使发生( precipitate的过去式和过去分词 ); 促成; 猛然摔下; 使沉淀
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
But I think he was nervous tonight.
但我想他今晚有点紧张。
My brain doesn't seem to be working well today.
我的头脑今天好像不太灵光。
If people don't stop polluting the seas and rivers, there will be no fish left.
如果人们不停止污染海洋和河流的行为，那么，就没有鱼会留下来了。