HSK vocabulary, with pronunciation

哀求

āiqiú

to entreat; to implore; to plead

理智

lǐzhì

reason; rationality; rational

一成不变

yìchéng-búbiàn

unchanging; rigid; fixed (idiom for staying the same)

腹泻

fùxiè

to have diarrhea; diarrhea

信贷

xìndài

credit; loans and advances

证券

zhèngquàn

securities; stocks and bonds

气流

qìliú

airflow; current of air

精

jīng

refined; fine; excellent; pure; skilled

悦耳

yuè’ěr

pleasant to hear; melodious

纵深

zòngshēn

depth (from front to rear); depth (of deployment, progress)

痴呆

chīdāi

stupid; dull; (medicine) dementia

愈演愈烈

yùyǎn-yùliè

to grow ever more intense; to escalate