Chinese Knowledge│The meaning of「兩 liǎng」

Chinese Knowledge│The meaning of「兩 liǎng」

Except "two", 「兩 liǎng」still has another meanings.

「兩 liǎng」can be an "unit" of weight
It's usually used to calculate precious stuff such as gold, silver, and Chinese medicine, herbs.

But, the weight of「兩 liǎng」is different between Taiwan and mainland China.

In mainland China , there were many standards of 「兩 liǎng」、「斤 jīn」in the past.

Once, mainland China has regulated the standard, but Taiwan still keeps traditional standard.

It causes the difference between mainland China and Taiwan.

「斤 jīn」is also same situation with「兩 liǎng」

「公斤 gōng  jīn」and「斤 jīn」are different. 

「公斤」means "kilogram(KG)";
「斤」is a traditional Chinese unit.

In mainland China ：
1 兩      = 0.1 kg        = 100 g
1 斤      = 0.5 kg        = 500 g

In Taiwan ：
1 兩      = 0.0625 斤  = 37.5 g
1 斤      = 0.6 kg       = 600 g 

「兩 liǎng」also means "some" with the special usage. 

Below「兩天 liǎng tiān」means "a few days" instead of "2 days".
      Check back in a few days.
      過[过]兩天再看看！
      guò liǎng tiān zài kàn kàn！

The below is different situation below,「兩 liǎng」is "a real number".
      After two or three days.
      過了兩三天。
      guò le liǎng sān tiān。