is not有没有缩写形式 时间：2026-02-27 09:42:00 浏览：899次 is not缩写 isn'tam not是ain'tare not是aren'twill not是won'tcan not是can'twould not是wouldn'tcould not是couldn'tshall not是shan'tshould not是shouldn't 标签：缩写,形式
