尚未加入翻譯。
例句
“Some weather balloons reach the stratosphere.”
聽、跟讀，並獲得發音分數。
stratosphere
載入中…
The atmospheric layer between the troposphere and the mesosphere.
Some weather balloons reach the stratosphere.
用剛學的內容回答問題，並獲得建議修正。
開始說話Write a few sentences using what you just learned. Get an estimated level for the sample, explanations of key errors and a suggested revision.
Write 3 sentences about your life using the word "stratosphere".
Check the text瀏覽等級 C2 中的 100 / 413 個單字。
分享回饋以改進此詞彙頁面。這是匿名的。
在 Android 裝置上練習英語。
