keener造句
Smell is
keener in dogs than in humans.
狗的嗅觉比人的嗅觉灵敏.
He seemed conscious of possessing a
keener power of enjoyment than other people.
他似乎意识到自己具有比别人更敏锐的鉴赏能力.
A sharp tongue is the only edged tool that grows
keener with constant use.
尖刻的舌头却是一柄唯一的愈用愈锋利的刀子.