学中文【变调】Chinese Tone Sandhi Rules – 不bù bú bu/一yī yí yì yi|普通话声调变化规则

汉语中的变调规则 Tone Sandhi Rules in Chinese
(Learn Mandarin Tone Changes)

1. 汉字“一”的变调 1. The tone sandhi of the Chinese character “一”

规则#1:当单念或在词组末尾时,“一”字念原调(第1声)。 Rule #1: When pronounced alone or at the end of a phrase, “一” is pronounced in the original tone (first tone).
例词:一;第一;专一。 yī, èr, sān; dì yī; zhuān yī. Examples: one; first; concentrated.

规则#2:在第4声的汉字前,“一”字变为第2声。 Rule #2: Before the Chinese character in the 4th tone, the character “一” becomes the 2nd tone.
例词:一定;一次。 yí dìng; yí cì. Examples: certainly; once.

规则#3:在非第4声的汉字前,“一”字变为第4声。 Rule #3: Before a Chinese character other than the 4th tone, the character “一” becomes the 4th tone.
例词:一天;一年;一起。 yì tiān; yì nián; yì qǐ. Examples: one day; one year; together.

规则#4:相同动词在“一”字前后重复出现,居中的“一”字变轻声。 Rule #4: The same verb repeats before and after the word “一”, the middle “一” becomes soft tone.
例词:想一想;笑一笑。 xiǎng yi xiǎng; xiào yi xiào. Example words: Think about it; smile.

2. 汉字“不”的变调 2. The tone sandhi of the Chinese character “bu”

规则#1:当单念或在非第4声汉字前时,“不”字念原调(第4声)。 Rule #1: When pronounced alone or before a Chinese character other than the 4th tone, “不” is pronounced in the original tone (4th tone).
例词:不!我不。不好。不说。 bù! wǒ bù. bù hǎo. bù shuō. Example words: No! I do not. not good. not say.

规则#2:在第4声的汉字前,“不”字变为第2声。 Rule #2: Before the Chinese character in the 4th tone, the character “不” becomes the 2nd tone.
例词:不去;不怕;不对。 bú qù; bú pà; bú duì. Examples: Don’t go; don’t be afraid; wrong.

规则#3:相同动词在“不”字前后重复出现,居中的“不”字变轻声。 Rule #3: The same verb repeats before and after the word “不”, the middle “不” becomes soft tone.
例词:行不行;说不说。 xíng bu xíng? shuō bu shuō? Example words: Is it okay or not? Say or not?