映射

yìngshè

noun #29,518

Meanings

1 mapping
2 to map (onto)
3 projection (math/computing)

Characters

to reflect; to shine on

to shoot; to project; to emit

Examples

这个函数建立了两个集合之间的映射。

Zhège hánshù jiànlì le liǎng gè jíhé zhījiān de yìngshè.

This function establishes a mapping between two sets.

端口映射让外网用户访问内网服务器。

Duānkǒu yìngshè ràng wàiwǎng yònghù fǎngwèn nèiwǎng fúwùqì.

Port mapping allows external users to access the internal server.

Tips

usage

映射 is used in both mathematics (bijective mapping, etc.) and computing/networking (port mapping, memory mapping). The literal sense is 'to reflect and project.'

Stroke Order

映 yìng

射 shè