一阵一陣 yī zhèn — a burst
yī (first tone, high and level) zhèn (fourth tone, falling)yi1 zhen4
Traditional: 一陣
a burst
Levels 7–9· 2021 three-band, nine-level proficiency standardclassifier
Meanings
a burst
a burst; a fit; a peal; a spell (period of time)
classifier