失之交臂fall: vi. (fell; fallen ) 1.落下;散落, ...between: between three and four ...two: n. (pl. twos) 1.两人;两个东西,一对。 ...stool: n. 1.凳子;搁脚凳。 2.座位,席位。 3.便桶;厕 ...fall between two stools: 两不着实; 两头落空下载手机词典可随时随地查词查翻译