🧩 词语组成解析
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
And what's that?
还有那是什么？
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。