Admonish your friends in private, praise them in public.
在私底下要忠告你的朋友,在公开场合又表扬你的朋友。
We will use it for cleaning the inside of the ship. If we do this, we shall have less sickness. Please get me 300 litres. I think that will be enough.
我们将要用醋清理船舱。如果我们这样做的话,我们就会少生些病。请给我购买300升。我想这就够了。