queasy
adj
(-ieriest) having a tendency to feel sick; feeling sick 使人作呕的; 易呕吐的; 易眩晕的
Travelling on a bus makes me feel queasy. 我坐公共汽车感到头晕.
She complained of a queasy stomach, ie a feeling in her stomach that made her want to be sick. 她说觉得反胃(要呕吐).
There are even stories of half-trained elephant calves who have refused to feed and pined to death when by some unavoidable circumstance they have been deprived of their own trainer.