吃透英语课本，提升在校竞争力
n. 少年时代
复数：boyhoods
He cherished his boyhood memories.
他珍惜他的童年记忆。
He often reminisces about his adventurous boyhood days.
他经常回忆他充满冒险的童年时光。
n.童年，少年时代；男孩们
childhood days
young age
