Natrometer
测钠计, 钠量计
🗣️ 情景例句
Make a right at the stop sign.
就在停车再开标志那里向右拐。
Old wood is best to burn, old horse to ride.
老柴好烧，老马好骑。
He was constantly on the move, drawing the Danes after him.
他的部队不停地移动，牵着敌人的鼻子，让他们跟着跑。