inflection

英 [ɪnˈflekʃn]

美 [ɪnˈflekʃn]

n. (尤指词尾的)屈折变化; 语调的抑扬变化

复数：inflections　

BNC.20216 / COCA.16353

牛津词典

noun

（尤指词尾的）屈折变化
a change in the form of a word, especially the ending, according to its grammatical function in a sentence
语调的抑扬变化
a change in how high or low your voice is as you are speaking

in BRIT, also use 英国英语亦用 inflexion

N-VAR 变音;转调;语调的抑扬变化
Aninflectionin someone's voice is a change in its tone or pitch as they are speaking.
1. The man's voice was devoid of inflection...
  那人的声音缺少抑扬变化。
2. 'Seb?' he said, with a rising inflection.
  “是塞伯吗？”他扬声问道。
(词形的)屈折变化;屈折形式
In grammar, aninflectionis a change in the form of a word that shows its grammatical function, for example a change that makes a noun plural or makes a verb into the past tense.

noun

the patterns of stress and intonation in a language
Synonym:prosody
a manner of speaking in which the loudness or pitch or tone of the voice is modified
Synonym:modulation
deviation from a straight or normal course
Synonym:flectionflexion
a change in the form of a word (usually by adding a suffix) to indicate a change in its grammatical function
Synonym:inflexion

The problem of "inflection point" has emerged as we have entered the new developing stage.
“拐点”问题的出现，是我国进入新的历史发展阶段以后出现的新的矛盾。
Introduction of the inflection point of the telecommunications portal.
介绍了电信门户的拐点。
Repetition of a word in a different case or inflection in the same sentence.
同一个句子里以不同的格或者曲折变化出现的重复。
His voice was low and flat, with almost no inflection.
他的嗓音低而平，几乎没有语调的变化。
The global economy is at an inflection point.
全球经济正处于一个拐点。
Of little significance by themselves, skirmishes like this one can herald inflection points in long-term trends.
这样的小范围竞争尽管本身无关紧要，但却能够预示长期发展趋势中的拐点。
A40-year-old woman, should be menopause prophase, is undoubtedly life curve a very important inflection point coordinates.
四十岁的女人，应该是更年期的前期，无疑是人生曲线上一个非常重要的拐点坐标。
The inflection of nouns and pronouns and adjectives.
名词代词和形容词的变化。
Look, we are meeting at a pivotal moment, an inflection point in the history of cyberspace.
我们今天在一个关键时刻开会，这是互联网历史中的转折点。
We are at an inflection point.
我们处在一个拐点上。