Opened
v. 打开, 开启（open过去分词形式）
🗣️ 情景例句
Thanks a lot.
十分感谢。
I wrote several letters on my mother's behalf.
我代表我母亲写了几封信。
The student did in an archway nearby where he could watch and hear everything that went on.
那个学生躲在附近一拱形的门廊里，在那儿可以看见、听到现场发生的一切。