motion sick
adjective US (also motion-sick) uk/ˈməʊ.ʃən ˌsɪk/ us/ˈmoʊ.ʃən ˌsɪk/ (UK travel-sick)
晕动的（指晕船、晕车等的）
vomiting or feeling that you want to vomit because of the movement of a vehicle, aircraft, ship, etc. when you are travelling
She's probably just motion sick from the movement of the waves. 她可能只是因为海浪上下波动晕船了。