"retches" in Chinese (Simplified)
干呕
Definition
做出要呕吐的动作和声音，但实际上并没有吐出东西，通常由于恶心或厌恶。
Usage Notes (Chinese (Simplified))
'Retch' 用于描述接近呕吐但没有吐出来的动作，常用于医学或日常场合。和真正在呕吐的“vomit”不同，只是呕吐动作或感觉。
Examples
He retches when he smells spoiled food.
他闻到变质的食物时会**干呕**。
The baby retches after drinking too quickly.
婴儿喝水太快后会**干呕**。
She retches at the sight of blood.
她看到血就会**干呕**。
Whenever the dog eats grass, it retches loudly.
每当狗吃草时，都会大声**干呕**。
He retches at just the thought of eating insects.
光是想到吃昆虫他就会**干呕**。
She covers her mouth as she retches, trying not to vomit.
她在**干呕**时捂住嘴，努力不让自己吐出来。