挡箭牌

yòng dǎng jiàn pái dǎng mǒu wù

用挡箭牌挡某物

use a shield to block something

tā shǒu lǐ ná zhe yī gè wén jiàn jiā yù bèi zhe bì yào shí ná lái dāng dǎng jiàn pái

她手里拿着一个文件夹，预备着必要时拿来当挡箭牌。

She kept a binder in her hands, ready to use it as a shield if necessary.

nǐ bù xiǎng qù jiù duì tā zhí shuō bié ná wǒ zuò dǎng jiàn pái

你不想去，就对她直说，别拿我做挡箭牌。

If you don't want to go, tell her frankly. Don't use me as an excuse.

tā men zhǎo lái le yī gè dǎng jiàn pái lái jù jué tán pàn

他们找来了一个挡箭牌来拒绝谈判。

They found an excuse for refusing to negotiate.

guó jiā ān quán cháng cháng bèi yòng zuò duì yī xiē shì qing bǎo mì de dǎng jiàn pái

国家安全常常被用作对一些事情保密的挡箭牌。

National security is the stock excuse for keeping things confidential.