aftershock
noun /ˈɑːftəʃɒk/
/ˈæftərʃɑːk/
- a small earthquake that happens after a bigger one
（地震后的）余震 - The area suffered a series of aftershocks measuring up to 6.3 on the Richter scale.
该地区遭受了一系列高达里氏6.3级的余震。
- The area suffered a series of aftershocks measuring up to 6.3 on the Richter scale.