气流

nuǎn qì liú

暖气流

currents of warm air

qiáng qì liú

强气流

strong current

měng qín lì yòng nuǎn qì liú fēi dào gāo kōng

猛禽利用暖气流飞到高空。

Birds of prey use warm air currents to lift them high in the sky.

yuán yīn hé fǔ yīn zuì zhǔ yào de qū bié shì qì liú shì fǒu shòu zǔ

元音和辅音最主要的区别是气流是否受阻。

The main difference between vowels and consonants is whether the air flow is blocked.