独立的句子和文章中的句子的区别在于后者具备上下文。

The difference between a standalone sentence and a sentence in the middle of an essay is that the latter has context.

Source: Tatoeba

Sentence Composition

1 独立
  1. independent
  2. independence
  3. to stand alone
=2 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 de "one made of leather" or 跑堂儿的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. or di in poetry and songs
=2 a taxi; a cab (abbr. for 的士 shì)
=2 really and truly
=2 (bound form) bull's-eye; target
3 句子 zi sentence

classifier:

4 和文 wén Japanese written language, text, characters or writing system
=5 Zhāng surname Zhang
=5 zhāng
  1. chapter
  2. section
  3. clause
  4. movement (of symphony)
  5. seal
  6. badge
  7. regulation
  8. order
6 中的 zhòng
  1. to hit the target
  2. (fig.) to hit the nail on the head
7 句子 zi sentence

classifier:

=8 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 de "one made of leather" or 跑堂儿的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. or di in poetry and songs
=8 a taxi; a cab (abbr. for 的士 shì)
=8 really and truly
=8 (bound form) bull's-eye; target
9 区别 bié
  1. difference
  2. to distinguish
  3. to discriminate
  4. to make a distinction

classifier:

10 在于 zài
  1. to rest with; to lie in; to be due to (a certain attribute)
  2. (of a matter) to be determined by; to be up to (sb)
11 后者 hòuzhě the latter
12 具备 bèi
  1. to possess
  2. to have
  3. equipped with
  4. able to fulfill (conditions or requirements)
13 上下文 shàngxiàwén (textual) context