饿肚子的英文：
on an empty stomach

empty是什么意思：
adj. 空的，空洞的，空虚的
v. 倒空，把…腾出，撤离
n. 空物

The bookshop was empty.
书店里没有人。

The river empties into the ocean .
这条河流入海洋。

He that is full of himself is empty
自满者无知

The theater was half empty.
剧院的座位一半是空着的。

Empties are not taken back.
不退瓶子。

stomach是什么意思：
n. 胃；肚子；胃口
v. 忍受

Anxiety may disorder the stomach.
忧虑可能会引起胃部不适。

Anxiety may disorder the stomach.
忧虑可能会引起胃部不适。

turn sb.'s stomach
使某人恶心

Acids in the stomach destroy the virus.
胃酸能杀死病毒。

suffer from acidity of the stomach
患胃酸过多.