2 sentences

1. 她对我的一切都了如指掌。

   tā duì wǒ de yī​qiè dōu liǎo​rú​zhǐ​zhǎng.

   She knows everything about me.

   Source: OpenSubtitles

2. 她是一位对汽车了如指掌的工程师。

   tā shì yī wèi duì qì​chē liǎo​rú​zhǐ​zhǎng de gōng​chéng​shī.

   She is an engineer who knows cars inside out.

   Source: UM-Corpus: News