検索内容:
concentrate
He is studying hard, concentrating for the exam.
concentration
He is concentrating on studying for the exam.
ability to concentrate; strength to concentrate
His ability to concentrate is astonishing.
intensive
He is studying Japanese intensively.
アカウントを持っていませんか? 新規登録
アカウントを持っていますか? ログイン
DiQt(ディクト)
無料
★★★★★★★★★★