电子护照的英文：
e-passport
electronic passport

How easy is it to clone an e-passport?
复制一个电子护照有多容易呢？

You have to apply for a passport in advance.
你必须提前申请护照。

My passport is out of date.
我的护照已经过期了。

Validate a contract,marriage,passport
使合同生效、使婚姻具有合法性、签准护照.

The possession of a passport is essential for foreign travel.
去国外旅行需持有护照.

He thought that money was a passport to happiness.
他认为金钱是获得幸福的途径。

electronic mailbox device for receiving and storing electronic mai
接受、储存电子邮递的装置.

Electronic mailbox device for receiving and storing electronic mail
接受、储存电子邮递的装置.

Do you have a marine electronic diploma?
你有航海电器执照吗？

stable electron orbit
稳定电子轨道

This is the lithium nucleus plus electron.
这是锂原子核加上一个电子。