绕转

jiāo xiāng rào zhuàn mǔ zhǐ

交相绕转拇指

twirl one's thumbs

sān nián yǐ hòu rén lèi fā xiàn le rào zhuàn gèng wéi pǔ tōng héng xīng de xì wài xíng xīng

三年以后人类发现了绕转更为普通恒星的系外行星。

Three years later, exoplanets orbiting more ordinary stars were discovered.