undulating
/ˈʌn.djʊ.leɪt/ (bre, ipa) · [ˈʌndʒəlˌetɪŋ] /ˈʌn.djʊ.leɪt/ (ame, ipa) · [ˈʌndʒəlˌetɪŋ] /ˈən-jə-lət How to pronounce undulate (audio) ˈən-dyə- How to pronounce undulate (audio) ˈən-də-, -ˌlāt How to pronounce undulate (audio)/ (ame, mw) · /ˈʌndʒəleɪtɪŋ/ (bre, ipa) · [ˈʌndʒəlˌetɪŋ] /ˈʌndʒəleɪtɪŋ/ (ame, ipa)
undulating — 動詞
- undulatingpresent simple I / you / we / they
- undulatings3rd person singular
- undulatinging-ing form
- undulatingedpast simple
1. to move or stretch across a surface in smooth, rising and falling curves, simila
起伏；波動
像波浪般連續起伏移動
to move or stretch across a surface in smooth, rising and falling curves, similar to the way ocean waves move
The dirt road undulates gently through the rice fields near Yara's village.
這條泥土路在 Yara 家附近的稻田間微微起伏蜿蜒。
undulate through [place] — movement across a landscape
Samir stood still and watched the wheat field undulate in the afternoon breeze.
Samir 靜靜站著，看著麥田在午後的微風中波動。
A long red silk scarf undulated behind Beatriz as she ran for the bus.
一條紅色長絲巾在 Beatriz 身後飄動，她正跑著去趕公車。
The snake undulated silently across the warm sand and slipped under a rock.
那條蛇安靜地波動著越過溫暖的沙地，溜進了一塊岩石下方。
Colourful festival flags undulated above the crowd as the parade passed by.
色彩繽紛的節慶旗幟在人群上方波動，遊行隊伍緩緩經過。
- flatten
to become level or straight
文法句型
undulate + adverb/preposition
用法筆記
Frequently used to describe landscapes (roads, hills, fields), fabric, or the movement of snakes. Subject is usually a physical surface or object, not a person.
常見錯誤
2. to change smoothly between higher and lower levels of sound, such as pitch, volu
抑揚；起伏
音量或音調高低起伏變化
to change smoothly between higher and lower levels of sound, such as pitch, volume, or tone
The singer's voice undulated between a whisper and a powerful cry during the chorus.
那位歌手在副歌中，歌聲在輕聲細語和強而有力的吶喊之間起伏。
undulate between [quiet] and [loud] — pitch/volume contrast
Eli closed his eyes as the violinist's melody undulated through the quiet concert hall.
Eli 閉上眼睛，聆聽小提琴手的旋律在安靜的音樂廳中迴盪起伏。
The professor's voice undulated in a steady rhythm that made the lecture easy to follow.
教授的聲音有節奏地抑揚頓挫，讓整堂課聽起來很容易跟上。
Beatriz could hear a sad melody undulating softly from the cafe next door.
Beatriz 聽到隔壁咖啡館傳來一首悲傷的旋律，音量輕輕地起伏。
The hum of the old engine undulated as the truck climbed the steep mountain road.
卡車攀爬陡峭的山路時，老舊引擎的轟鳴聲隨之高低起伏。
- rise and fall
more direct and less formal; common in everyday speech
- fluctuate
more general; can apply to sound or other variables like price or temperature
- wobble
less controlled; often suggests instability rather than smooth change
- stabilize
to become steady and unchanging
文法句型
undulate + adverb/preposition
用法筆記
Distinguish from sense 1: this sense applies to sound or voice, not physical shape or movement. Object is typically a melody, voice, speech, or mechanical sound.
undulating — 形容詞
- undulatingpositive
- more undulatingcomparative
- most undulatingsuperlative
1. describing a surface, edge, or form that rises and falls in smooth curves like g
波狀起伏
表面或邊緣呈波浪形起伏的
describing a surface, edge, or form that rises and falls in smooth curves like gentle waves
The couple bought an old farm with beautiful undulating gardens full of fruit trees.
那對夫妻買了一座有著美麗起伏花園的農舍，園子裡種滿了果樹。
undulating + noun (garden/landscape)
Nora took photos of the undulating sand dunes as the sun went down.
Nora 在夕陽西下時拍下了波浪狀沙丘的照片。
The artist used undulating lines of blue and green to suggest ocean currents.
那位藝術家用藍色和綠色的波浪線條來暗示洋流的動態。
Behind the town, the land becomes gently undulating and covered with wildflowers.
城鎮後方的土地變得微微起伏，遍地開滿了野花。
The snake left an undulating trail in the soft mud beside the river.
那條蛇在河邊的軟泥上留下了一道波浪狀的痕跡。
文法句型
undulating + noun
be + undulating
用法筆記
Very commonly describes landscapes (countryside, hills, fields, dunes). Can also describe man-made objects with wavy shapes (roofs, fences, patterns).