1、侧重点不同
He stood within the door.他站在室内。(不是室外)
He stood within the gate.他站在大门内。(是室外)
2、词性不同
gate可以用作动词,意为“惩罚(禁止学生离校);给…装大门,在...装门,装门于;解雇";door只能用作名词。
Why oh why do people keep leaving the door open?
人们到底为什么总敞着门呢?
For reasons of security the door is always kept locked.
为了保证安全,门总是锁着的。
The agreement will open the door to increased international trade.
此协议将会提供增加国际贸易的机会。
She swung herself over the gate in one smooth movement.
她从门上一跃而过。
A high gate blocks the only entrance to the rear.
一座高大的门挡住了通往后面的唯一入口。
When the gate is raised, the water can flow freely.
闸门提起时水就可以畅流。