如果你用完了那本书，我想借一下。

If you are done with that book, I'd like to have it.

Source: Tatoeba

Sentence Composition

1 如果 rúguǒ
  1. if
  2. in case
  3. in the event that
=2 你 nǐ you (informal, as opposed to courteous 您 nín)
=2 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.)
3 用完 yòngwán
  1. used up
  2. finished
=4 了 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=4 了 liǎo
  1. to finish
  2. (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as 無 wú or 不 bù) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of 瞭 liǎo)
=4 了 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=4 了 liào unofficial variant of 瞭 liào
=5 那 Nā surname Na
=5 那 Nuó surname Nuo
=5 那 nǎ variant of 哪 nǎ
=5 那 nà
  1. (specifier) that; the; those (colloquial pr. nèi)
  2. (pronoun) that (referring to persons, things or situations)
  3. then (in that case)
=5 那 nuó
  1. (archaic) many
  2. beautiful
  3. how
  4. old variant of 挪 nuó
6 本书 běnshū
  1. book of genealogy
  2. original book; original work
  3. this book
7 我 wǒ
  1. I
  2. me
  3. my
8 想 xiǎng
  1. to think (about)
  2. to think of; to devise
  3. to think (that); to believe (that)
  4. to desire; to want (to)
  5. to miss (feel wistful about the absence of)
=9 借 jiè
  1. to borrow
  2. (used in combination with 給 gěi or 出 chū etc) to lend
  3. to make use of; to avail oneself of
  4. (sometimes followed by 著 zhe) by; with
=9 借 jiè variant of 借 jiè
10 一下 yīxià
  1. (after a verb) a bit; a little (indicating brief duration, or softening the tone, or suggesting giving sth a try)
  2. all at once; suddenly