Sodium (potassium) pump
[化] 钠泵; 钾泵
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
Do you happen to know...
你是否碰巧知道…
It is a pay phone .
那是一个付费电话。
but they can still stop you when you are going through the Green Channel and have nothing to declare.
但是，当你通过绿色通道，没有任何东西需要申报时，他们仍可以拦住你。