There are 2.54 centimetres to an inch.

一英寸等于2.54厘米。

I want about an inch off the back of my hair.

我想把脑后的头发剪短约一英寸。

The bullet had passed less than an inch from Andrea's heart.

子弹从距安德烈亚心脏不到一英寸处穿过。

Give him an inch, he will take a mile.

给他一英寸，他就要一英里（得寸进尺）。

This creates an educational environment that "is a mile wide and an inch deep," Schmidt notes.

施密特指出，这创造了一个“一英里宽一英寸深”的教育环境。

It suddenly came to me that my tins of Cola were lying on the ground, about an inch away from me.

我突然意识到我的可乐罐躺在地上，离我大约一英寸远。

Hold the floss tightly between your thumbs and forefingers, with about an inch (2.5 cm) of floss between them.

两只手的食指和大拇指分别捏紧牙线的一端， 中间留出一英寸长（2.5厘米） 。

To keep store-bought flowers fresh, snip an inch off each stem, add two teaspoons of vodka and one teaspoon sugar.

为了保持商店里买的鲜花新鲜，把每根花茎剪掉一英寸，然后加两勺伏特加和一勺糖。

To see that, look very closely at the bottom edge of the stripe in the next photo, about an inch to the left of center.

要想发现那个，可以往下张照片里条纹的底部边缘，大约在中间偏左一英寸处，使劲凑近看。

He escaped death by an inch.

他差点丧了命。

He won't budge an inch on the issue.

在这一点上他丝毫不肯让步。

She was within an inch of being killed.

她险些丧命。

Nick's grown almost an inch in the last month.

尼克这一个月来长高了差不多一英寸。

An eight-week-old embryo is only an inch long.

一个8周大的胎儿仅1英寸长。

There was an inch-long gash just above his right eye.

就在他的右眼上方，有一道一英寸长的伤口。

We tried to negotiate a lower price but they wouldn't budge an inch.

我们试图把价还低一些，但他们寸步不让。

Winds reached up to 100 mph in some places with an inch of rain falling within 15 minutes.

风在有些地方达到每小时100英里，伴有15分钟内1英寸的降雨量。

The scale is an inch to the mile.

这个比例是用一英尺代表英里。

She shortened the skirt by an inch.

她把裙子缩短了一英寸。

With half an inch of rain per year, the beetle can only survive by consuming the dew it collects on the hydrophilic skin of its back in the early mornings.

在每年只有半英尺降雨量的环境下，这种甲虫只能通过它背部亲水性皮肤在早晨收集的水露存活下来。