snap off 突然折断, 拉断) 例句与用法: The light was snapped off when I was reading. 我在看书时,为突然灭了。 Suddenly the branch that he was standing on snapped off. 他踩著的树枝突然啪的一声折断了。 词形变化: 动词过去式: snapped | 动词过去分词: snapped | 动词现在分词: snapping | 动词第三人称单数: snaps |