The hummingbird's brain is smaller than a fingertip.(而蜂鸟的大脑比指尖还要小。)
Officers continued a fingertip search of the area yesterday.(警察昨天继续对该区域进行了仔细搜查。)
In touching the Lady's fingertip, it's as if Sabrina were awakening for the first time the Lady's sense of touch.(碰触着女士的指尖，Sabrina似乎在，头一次唤醒女士的触觉。)
Only 1 new fingertip ulcer was reported in the tadalafil group, compared with 13 new ulcers in the placebo group.(在他达拉非组治疗期间仅产生一片新的溃疡，而安慰剂组则是13片。)
It's nothing but some infection in the fingertip.(这只不过是指尖有点感染。)
But then I saw that he had a bit of black powder on his fingertip.(不过，接着我就看见他指尖上有一撮黑色粉末。)
This is an unstable system, like trying to balance a pencil on your fingertip.(这是一个不稳定系统，就像尝试平衡立在指尖上的铅笔一样。)
A snap or light blow made by pressing a fingertip against the thumb and suddenly releasing it.(弹指，轻击用一指尖压于拇指之下，然后突然松开的突变或轻轻一击。)
A human fingertip can sometimes grow back and cuts often heal with minimal scarring.(人类的指尖有时可以重新生长出来，而且伤口能愈合成微小的伤疤。)
The subjects were asked to use their free right hand point with a baton to the location of each knuckle and fingertip of their left hand.(实验对象被要求用他们空出来的右手拿着一根指挥棒，指出他们左手每个指关节和指尖的位置。)
