1、We had an informal party at a hotel, and people just flooded in. 我们在宾馆举行了一个非正式的晚会，人们蜂拥而至。2、They ag
1、We had an informal party at a hotel, and people just flooded in.
我们在宾馆举行了一个非正式的晚会，人们蜂拥而至。
2、They agreed to hold an informal meeting.
他们同意举行一次非正式的会议。
3、Discussions are held on an informal basis within the department.
讨论限于在本部门内非正式地进行。
温馨提示：
