一個水分子是由兩個氫原子和一個氧原子組成的。

A water molecule has two hydrogen atoms and one oxygen atom.

Source: Tatoeba

Sentence Composition

=1 一個 ge
  1. a; an; one
  2. the whole (afternoon, summer vacation etc)
=1 一個
  1. Combination of the numeral (“one”) and the generic classifier : a; an; one
  2. same
2 水分 shuǐfèn
  1. moisture content
  2. (fig.) overstatement
  3. padding
=3
  1. son
  2. child
  3. seed
  4. egg
  5. small thing
  6. 1st earthly branch: 11 p.m.–1 a.m., midnight, 11th solar month (7th December to 5th January), year of the rat
  7. viscount, fourth of five orders of nobility 五等爵位 děngjuéwèi
  8. ancient Chinese compass point: 0° (north)
  9. subsidiary; subordinate; (prefix) sub-
=3 zi noun suffix, as in 椅子 zi "chair"
=4 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=4 shì variant of shì
5 yóu
  1. to follow
  2. from
  3. because of; due to
  4. by; via; through
  5. (before a noun and a verb) it is for ... to ...
=6 liǎng
  1. two
  2. both
  3. some
  4. a few
  5. tael, unit of weight equal to 50 grams (modern) or 1⁄16 of a catty jīn (old)
=6 liàng Original form of (liàng).
=7 used in 自个儿 r
=7
  1. (classifier used before a noun that has no specific classifier)
  2. (bound form) individual
8 氫原子 qīngyuán hydrogen atom
=9 old variant of
=9 surname He
=9
  1. (joining two nouns) and; together with; with (Taiwan pr. hàn)
  2. (math.) sum
  3. to make peace
  4. (sports) to draw; to tie
  5. (bound form) harmonious
  6. (bound form) Japan; Japanese
=9
  1. to compose a poem in reply (to sb's poem) using the same rhyme sequence
  2. to join in the singing
  3. to chime in with others
=9 to complete a set in mahjong or playing cards
=9 huó
  1. to combine a powdery substance (flour, plaster etc) with water
  2. Taiwan pr. huò
=9 huò
  1. to mix (ingredients) together
  2. to blend
  3. classifier for rinses of clothes
  4. classifier for boilings of medicinal herbs
=9 (literary) harmonious (variant of )
=9 huo
  1. (obsolete on its own in Standard Chinese) warm
  2. warm
=10 一個 ge
  1. a; an; one
  2. the whole (afternoon, summer vacation etc)
=10 一個
  1. Combination of the numeral (“one”) and the generic classifier : a; an; one
  2. same
11 氧原子 yǎngyuán oxygen atom
12 組成 chéng
  1. to form
  2. to make up
  3. to constitute
=13 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
=13 a taxi; a cab (abbr. for 的士 shì)
=13 really and truly
=13 (bound form) bull's-eye; target