heart in your mouth (xī kè ān dé tài ěr dé ào fū)

Idiom Courage

含义

to feel extremely anxious or scared

感到极度焦虑或害怕 (gǎndào jí dù jiāo lǜ huò hài pà)

例句

"My heart was in my mouth when the plane started shaking."

"当飞机开始颤抖时,我的心脏在嘴里。" (Dāng fēijī kāishǐ zhàndǒu shí, wǒ de **xīnzàng zài zuǐ lǐ**.)