请柬的英文：
(n) invitation card; written invitation

参考例句：

Admission by invitation only
凭请柬入场

They haven't got an invite to the wedding.
他们还没收到参加婚礼的请柬。

Charmed the guard into admitting them without invitations.
劝诱门卫让他们可以不持请柬进入.

Everyone except me got an invitation.
除了我以外,所有人都收到了请柬.

Though she was flustered, and the invitation came at such short notice, Diana accepted
尽管黛安娜感到局促不安，且请柬来得太匆忙，可她还是接受了。

invitation是什么意思：
n. 邀请；请柬；引诱

Whomever you invite will be welcome.
你邀请的任何人都将受欢迎。

He was upset at not being invited.
人家没邀请他，他很不痛快.

A Bad padlock invites a picklock
坏锁招人撬

card是什么意思：
n. 硬纸片；卡片；明信片；纸牌；银行卡；信用卡；赛事安排；王牌
v. 记于卡片上

A card stacker in card sorter.
卡片分类机中的一种接卡箱。

Carding is accomplished by wire cards or granular cards.
梳棉工作是由梳理针布或微粒针布完成的。

an ace at cards
玩纸牌的高手

written是什么意思：
adj. 书面的，成文的，文字的
v. write的过去分词

There is a written protocol.
这有一个书面草案。

It is written by an obscure young poet.
这是一位不知名的年轻诗人写的。

The song is written in the key of D.
这首歌是用D调谱写的。