Retained
v. 保持( retain的过去式和过去分词 ); 拦住; 保存; 止住
✅ 同义词
🗣️ 情景例句
That's it.
就这样。
I tried calling you several times yesterday but I couldn't get through.
我昨天给你打了几次电话，但都没有打通。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？