tā / shuō / huà / hěn / yóu / huá / ràng / rén / mō / bú / tòu / tā / de / zhēn / shí / xiǎng / fǎ / 。

他说话很油滑，让人摸不透他的真实想法。

He speaks in a slick way, making it hard for people to figure out his true intentions.