City vs. Country 2

昨日の続きのレッスンを同じ先生と。

He's out of his depth

We use this expression to say that work or studies are too difficult for somebody.

You are working hard everytime. You must be out of your depths.

depth - something that is deep

The depth of the ocean.

 ac･ro･nym | ǽkrənɪ̀m | 名詞C頭文字語〘各語の頭文字を組み合わせた語で, 通例1語として発音される; NATOなど〙.

ab･bre･vi･a･tion | əbrìːviéɪʃ(ə)n | 名詞C «…の» 略語, 省略形 «for, of» ; U省略, 短縮 〘VIP ＝ (very important person) など; → acronym 〙.

 A.K.A(As Known As)