Traffic reaches its peak between 8 and 9 in the morning.
上午 8、9 点钟之间是交通高峰期。
the point when sb / sth is best, most successful, strongest, etc. 顶峰；高峰
60秒记一个单词（第1690个）peak
Traffic reaches its peak between 8 and 9 in the morning.
上午 8、9 点钟之间是交通高峰期。
the point when sb / sth is best, most successful, strongest, etc. 顶峰；高峰
