n. a metallic tapping sound
n. any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals
n. a light mattress
v. make a sound like a clock or a timer
n. 滴答声, 一瞬间, 壁虱, 褥套, 信用, 赊欠
vi. 滴答响, 活动
vt. 滴答地记录, 标记号于
1. The clock made a soft tick as the seconds passed.
时钟发出轻微的滴答声，随着秒钟的流逝。
2. Please tick the box if you agree with the statement.
如果你同意该陈述，请在框内打勾。
3. I heard a tick in the grass, and I realized it was a small insect.
我听到草丛中有个滴答声，意识到那是一只小虫子。