Definition
Experiencing severe nausea or vomiting; feeling extremely unwell.
嘔吐十分厲害
He ate something bad yesterday, and today he's sick as a dog.
他昨天吃了不好的東西，今天病得像條狗。
I've felt sick as a dog all day and just want to lie in bed.
我今天一整天都感覺病得像條狗，只想躺在床上。
She woke up this morning feeling sick as a dog and vomited several times.
她今天早上醒來感覺病得像條狗，還吐了好幾次。