About
HSK levels

    应声 應聲

    yìngshēng

    1. to respond; to answer a voice
    2. an answering voice; to copy a voice; to parrot

    老师问了一个问题,全班同学都应声回答。 Lǎoshī wènle yī gè wèntí, quánbān tóngxué dōu yìngshēng huídá.