a secret or unofficial way to access something
一种秘密或非官方的方式进入某物 (Yī zhǒng mìmì huò fēi guānfāng de fāngshì jìnrù mǒuwù)
"Hackers found a backdoor entry into the company’s database."
"黑客找到了公司数据库中的后门入口。" (Hēikè zhǎodàole gōngsī shùjùkù zhōng de **hòumén rùkǒu**.)
to fail completely; to come to nothing
To continue supporting a cause or idea passed from the past.
to be completely exhausted or out of patience
To be very similar in character or behavior.
To support or defend someone.
to express an idea clearly so that others understand it
