Definition: to become lower in level or amount Level: B2
最近，理科学生人数有所下降。
Student numbers in the sciences have ___dipped recently.
下午会议的出席率下降了。
Attendance at the conference ___dipped in the afternoon.
该国本季度的GDP预计将小幅下降。
The country's GDP is expected to ___dip slightly this quarter.
