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
You're right. Of course.
说得也是。
Nothing is more precious than time.
世上最宝贵的莫过于光阴。
As soon as I tap on the window, you must stop within five feet.
我一敲车窗，你必须把车停在5英尺之内。