vain
adjB1
尚未加入翻譯。
例句
“All their efforts were in vain.”
自己說出來
聽、跟讀，並獲得發音分數。
vain
載入中…
Unproductive of success.
Dictionary reference: WordNet 3.0 and editorial review. License.
例句
All their efforts were in vain.
反義詞 (2)
練習
聽、打字，然後檢查。
速度
Android 版 Sunny Academy
在 Android 裝置上練習英語。