你最好記住，在美國給小費是必須的。

You'd better remember that tipping is necessary in the USA.

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 最好 zuìhǎo
  1. best
  2. had better ...; it would be best to ...
=3 記住 jìzhu
  1. to remember
  2. to bear in mind
  3. to learn by heart
=3 記住 jìzhù to remember; to bear in mind; to memorize
4 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)
5 美國 Měiguó United States; USA; US
=6 給 gěi
  1. to
  2. for
  3. for the benefit of
  4. to give
  5. to allow
  6. to do sth (for sb)
  7. (grammatical equivalent of 被)
  8. (grammatical equivalent of 把)
  9. (sentence intensifier)
=6 給 jǐ
  1. to supply
  2. to provide
7 小費 xiǎofèi
  1. tip
  2. gratuity
=8 是 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)
=8 是 shì variant of 是 shì
9 必須 bìxū
  1. to have to
  2. must
  3. compulsory
  4. necessarily
=10 的 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 pígéde "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. dì or di in poetry and songs
=10 的 dī a taxi; a cab (abbr. for 的士 dīshì)
=10 的 dí really and truly
=10 的 dì (bound form) bull's-eye; target