监听

kāi shǐ xié tiáo hé jiān tīng dì yī zuò cè shì rén zào wèi xīng

ESA开始协调和监听第一座测试人造卫星。

ESA is coordinating launches and monitoring the first test satellites.

zhè tái yí qì zhèng zài jiān tīng bìng rén de xīn tiào

这台仪器正在监听病人的心跳。

This instrument is monitoring the patient's heartbeats.