Panhydrometer
通用(液体)比重计
🗣️ 情景例句
And the more you aply it in real situations.
你越多地将所学到的东西运用到实际生活中去。
Weak men wait for opportunity, but the strong men make it.
若者等待机会，强者创造机会。
Half past four. Don't forget to tell Jim. I hope he can come too.
4：30。别忘记告诉吉姆。我希望他也能来。