how poisonous
He qiduye, the Chinese idiom, Pinyin is h é Q í D ú y ě, which means how vicious.
Idiom explanation
Also: the auxiliary words in classical Chinese are placed at the end of the word, which is combined with "he" to form a rhetorical mood. How vicious!.
Idiom usage
Example this person's intentions are so poisonous that we have to guard against them.
how poisonous
everlasting country with strong boundaries - hé shān dài lì
every day and examine every month - rì xǐng yuè shì
look at for a long time but not to see anything - shú shì wú dǔ
change existing habits and customs - yí fēng gé sú
Turn over the yellow and pour out the soap - fān huáng dǎo yí