the four freedoms

the four essential human freedoms as proclaimed in a speech to Congress by Franklin D. Roosevelt in 1941: freedom of speech and expression, freedom of worship, freedom from want, and freedom from fear

四大自由（富蘭克林?德?羅斯福1941年國會演講中宣布，即：　言論和表達自由、信仰自由、不虞匱乏的自由和避免恐懼的自由）

four noble truths

the four central beliefs containing the essence of Buddhist teaching

（佛教教義精華）四諦。 見 Buddhism

all fours

All four limbs of an animal or person

四肢：人或動物的四肢

a baby crawling on all fours.

一個匍匐爬行的嬰兒