two or three.的用法和樣例：
例句
- Her reasoning was fallacious in that she tried to base a general rule on just two or three instances.
她的推理是荒謬的，由于她試著(zhù)把通則只放在二或三個(gè)實(shí)例上。 - Heat fixation is performed by the rapid passage of the air-dried smear two or three times over the flame of the Bunsen burner.
熱固定是將空氣中乾燥的抹片快速地在本生燈火焰上通過(guò)二或三回。
