你回来之前我会跟汤姆在一起。

I'll stay with Tom until you get back.

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
=2 回来 huílai to return; to come back
=2 回来 huílái
  1. (to come or bring) back (used after a verb to indicate direction towards the speaker)
  2. back (used after a verb to indicate direction towards the speaker)
  3. to return; to come back; to be back
3 之前 zhīqián
  1. before
  2. prior to
  3. ago
  4. previously
  5. beforehand
4 我 wǒ
  1. I
  2. me
  3. my
=5 会 huì
  1. can; to have the skill; to know how to
  2. to be likely to; to be sure to
  3. to meet; to get together
  4. meeting; gathering
  5. (suffix) union; group; association
  6. (bound form) a moment (Taiwan pr. huǐ)
=5 会 kuài (bound form) to reckon accounts
6 跟 gēn
  1. heel
  2. to follow closely
  3. to go with
  4. (of a woman) to marry sb
  5. with
  6. compared with
  7. to
  8. towards
  9. and (joining two nouns)
7 汤姆 Tāngmǔ Tom (name)
8 在一起 zàiyīqǐ together