因為外面正在下雨，所以 Catherine 留在室內。

Catherine stayed indoors because it was raining.

Source: Tatoeba

Sentence Composition

1 因為 yīnwèi
  1. because
  2. owing to
  3. on account of
2 外面 wàimiàn
  1. outside (also pr. wàimian for this sense)
  2. surface
  3. exterior
  4. external appearance
3 正在 zhèngzài to be in the process of (doing sth); to be currently ...-ing
4 下雨 xiàyǔ to rain
5 所以 suǒyǐ
  1. therefore
  2. as a result
  3. so
  4. the reason why
6
C
Not in lexicon.
7
a
Not in lexicon.
8
t
Not in lexicon.
9
h
Not in lexicon.
10
e
Not in lexicon.
11
r
Not in lexicon.
12
i
Not in lexicon.
13
n
Not in lexicon.
14
e
Not in lexicon.
=15 留 liú old variant of 留 liú
=15 留 liú
  1. to leave (a message etc)
  2. to retain
  3. to stay
  4. to remain
  5. to keep
  6. to preserve
=15 留 liú old variant of 留 liú
=15 留 liù
  1. (archaic) to wait; to await
  2. to wait; to await
=15 留 Liǔ Alternative name for 昴 (mǎo).
16 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
17 室內 shìnèi indoor