Raschig ring
[化] 拉西环
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
He applied to Columbia,
他申请了Columbia大学。
Soft fire makes sweet malt.
慢工出细活。
After I had sat down, he said that business was very bad.
待我坐下后，他说生意非常不景气。