bù
No, not
不 (bù) + A + 而 (ér) + B
Pattern diagram
Rule structure
不 (bù)A而 (ér)B is a literary four-character pattern: B happens without the preceding A. It often appears in set expressions such as 不约而同 (bù yuē ér tóng) (without prior agreement, yet alike) and 不劳而获 (bù láo ér huò) (to gain without working).
Rule structure
不 (bù)A而 (ér)B is a literary four-character pattern: B happens without the preceding A. It often appears in set expressions such as 不约而同 (bù yuē ér tóng) (without prior agreement, yet alike) and 不劳而获 (bù láo ér huò) (to gain without working).
Examples
他们不约而同地笑了。
Tāmen bùyuē-értóng de xiào le.
They laughed in unison without having arranged it.
Examples
他们不约而同地笑了。
Tāmen bùyuē-értóng de xiào le.
They laughed in unison without having arranged it.
Two short exercises: see how the rule works in a dialogue and in a sentence. No sign-up needed.
bù
No, not
ér
And, but, while
tā men
They
yuē
Approximately; to make an appointment
tóng
Same; together; with, and
de
Adverb suffix
xiào
To laugh, to smile; smile
le
Particle (completed action or change of state)
zhēn
True, real, really, indeed
ràng
To let, to ask, to make someone do something
rén shēng
Human life, life
qì
Air, gas; to be angry
Use the structure: 不 (bù) + A + 而 (ér) + B. For example: 他们不约而同地笑了。 — “They laughed in unison without having arranged it”.
他们不约而同地笑了。 — “They laughed in unison without having arranged it”.
This grammar rule is part of HSK 3.0 Levels 7–9.
Tomyo
Grammar explanations, exercises and spaced repetition — all in one app.
动不动 就 — at the slightest thing, just
Subj. + 动不动 (dòngbudòng) 就 (jiù) + Verb
仅次于 — second only to
Subj. + 仅次于 (jǐn cì yú) + X
个 — casual small action
Verb + 个 (ge) + Noun
除外 — except for, excluding
Noun + 除外 (chúwài)
不亚于 — no worse than
Subject + 不亚于 (bú yà yú) + Noun
可不 — enthusiastic agreement
可不 (kě bu) / 可不是嘛 (kě bú shì ma) — a standalone confirming reply
说到哪儿去了 — polite reply to praise
说到哪儿去了 (shuō dào nǎr qù le) — a standalone polite reply
非 — neither A nor B
非 (fēi) + Noun/Adj. A + 非 (fēi) + Noun/Adj. B
Got the rule? Test yourself
Two exercises, under a minute.