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

'Seb?' he said, with a rising inflection.
“是塞伯吗？”他扬声问道。
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。
Introduction of the inflection point of the telecommunications portal.
介绍了电信门户的拐点。
Inflection often change by a process of rule-generalization.
屈折变化往往是通过规则化的过程来变化的。
We are at an inflection point.
我们处在一个拐点上。
The result is an industry at an inflection point.
结果导致整个行业的发展面临拐点。
Hence the debt crisis has driven Europe to a historic inflection point.
因此，债务危机已经迫使欧洲走到了一个历史性的转折点。
The preceding example shows that the columns have a point of inflection within the height of each storey.
前面例题说明在每一层楼的高度内诸柱有一拐点。
The global economy is at an inflection point.
全球经济正处于一个拐点。
Don't add inflection or change the tone of how you pronounce the word.
发音时不要加入音量和语气的变化。