1
number + li (distance unit)
The village is 15 li from here.
村子距这里15里。
里（中国市制长度单位）
lis — plural of li
先理解核心含义，再看它在真实句子里的用法。
里（中国市制长度单位）
a Chinese unit of distance, equal to approximately 0.5 kilometers
The village is 15 li from here.
村子距这里15里。
中国里,一种传统的距离单位,相当于1500尺或150丈,现在标准化为半公里(500米)。
The Chinese mile, a traditional unit of distance equal to 1500 chis or 150 zhangs, now standardized as a half-kilometer (500 meters).
一种传统的中国重量单位,相当于一两的千分之一,或五十毫克。
A traditional Chinese unit of weight, equal to one-thousandth of a liang, or fifty milligrams.
一种古代中国的三足鼎。
An ancient Chinese cauldron having three hollow legs.
在视唱练耳中,大调音阶的升六音(固定唱名法中的升A音)。
In solfège, the raised sixth note of a major scale (the note A-sharp in the fixed-do system).
The village is about ten li away from the nearest town.
这个村庄离最近的城镇大约十里路。
We walked another five li before reaching the mountain pass.
我们又走了五里路才到达山口。
The ancient road was said to be one hundred li long.
这条古道据说有一百里长。
The village is 15 li from here.
村子距这里15里。
化学元素符号为Li，中文名称为锂。
Li-ion batteries are widely used.
锂离子电池被广泛使用。
Not this
The town is 50 lis from here.
Use this
The town is 50 li from here.
中国长度单位'里'（li）在英语中通常不加复数词尾 -s，应保持原形。
Not this
The doctor prescribed Li for his condition.
Use this
The doctor prescribed lithium for his condition.
锂的元素符号是 Li，但在普通英语句子中应使用全称 lithium。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
一里
The village is one li away.
那个村子在一里外。
几里
We walked several li along the river.
我们沿着河走了几里路。
里地
He owns hundreds of li of farmland.
他拥有数百里农田。
锂电池
This phone uses a li battery.
这款手机使用锂电池。
锂离子
Li ion batteries are rechargeable.
锂离子电池是可充电的。
锂含量
The li content in the ore is high.
矿石中的锂含量很高。
千里之行，始于足下。
He remembered the proverb 'A journey of a thousand li begins with a single step' as he started his project.
他记得那句谚语‘千里之行，始于足下’，于是在启动项目时用来自勉。
Use lis naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
锂（Li）发音像'里'，是电池中的金属；而'里'是距离单位。
通常用于历史或文化语境，表示中国传统长度单位，属于中性用法。
All these words rhyme with 'li' (li:) as they share the same stressed vowel /i:/. Note: 'lie' (laɪ) is a common lookalike that does not rhyme.
Dictionary facts from ECDICT, WIKTIONARY.