Maintenance safeguard
[计] 维护安保措施
🧩 词语组成解析
🗣️ 情景例句
We looked at a lot of houses.
我们看了好多房子。
He has a cup.
他有一只杯子。
He say he's just arrived in Scotland. He says he's staying at a Youth Hostel.You know he's a member of the Y.H.A.
他说他刚到苏格兰。他说他住在一家青年招待所。你知道，他是“青招协”的一个成员。