Steining
井内砌圈, 砖石支护
🗣️ 情景例句
Oh, yeah.
噢， 对了。
He devoted himself completely to his work.
他完全投身于工作。
He opened the book and found a phrase.He read the phrase slowly.
他翻开书找到了一条短语。他缓慢地读着短语。