flea
n.跳蚤，蚤目的昆虫；生蚤的动物
网络解释.跳蚤；蚤；只跳蚤
词形变化:
复数：fleas
as fit as a flea 1 . 非常健康 a flea in one's ear 2 . 尖锐的批评；严厉的非难 习惯用语 a flea in (one's) ear 1 . 讽刺：令人恼怒的暗示或尖刻的指责
insect
双语例句
1. 1 . He finds material at auctions, antique shops and flea markets.
他在拍卖行、古玩店和跳蚤市场中寻宝。
来自柯林斯例句