了然无闻 le rán wú wén 了若指掌 liǎo ruò zhǐ zhǎng 了不可见 liǎo bù kě jiàn 了不起 liǎo bù qǐ 了如观火 liǎo rú guān huǒ 了如指掌 liǎo rú zhǐ zhǎng 了然于胸 liǎo rán yú xiōng 了身脱命 le shēn tuō mìng 了不长进 liǎo bù zhǎng jǐn 了身达命 liǎo shēn dá mìng 了了可见 liǎo liǎo kě jiàn 了无惧色 liǎo wū jǔ sè