sexKK [ˋsɛks] /ˈsɛks/名詞1性行為、做愛、性愛They talked openly about when to have sex for the first time.他們坦率地談到什麼時候第一次發生性行為。2性別The form asks for your age, sex, and place of birth.這份表格要填年齡、性別和出生地。3性、情慾The movie was criticized for using sex to sell tickets.這部電影因為用性來賣票而受到批評。動詞1鑑別性別專業Workers at the hatchery sex the chicks within a day.孵化場的工人會在一天內鑑別雛雞的性別。