Jettisonable
可投棄的, 可分離的
??? 情景例句
There are thirty-three thousand three hundred and thirty-three feathers on that bird's throat.
那只畫眉鳥的喉嚨上有三萬三千三百三十片羽毛。
After dinner sit awhile, after supper walk a mile.
正餐以后，休息片刻；晚餐以后，步行一哩。
I will have to choose presents for all the family soon, but I haven't chosen any yet!
我很快就要為每一位家庭成員選購禮物，但我至今還什么也沒買！