滔滔不绝tāo tāo bù jué
unceasing torrent (idiom)演讲yǎn jiǎng
lecture, to make a speech澄清chéng qīng
clear (of liquid), limpid, to clarify理睬lǐ cǎi
to heed, to pay attention to登录dēng lù
to register, to login眼色yǎn sè
a wink, to signal with one's eyes确保què bǎo
to ensure, to guarantee磋商cuō shāng
to consult, to discuss seriously示意shì yì
to hint, to indicate (an idea to sb)答复dá fù
to answer, to reply