- 1
To protrude is to stick out from a surface or from a place, as if something is being pushed forward into the open.
To protrude is to stick out from a surface or from a placeprotrude是指從表面或某個地方凸出來 as if something is being pushed forward into the open彷彿有東西被往外推到看得見的地方
A nail can protrude from a floorboard. A tooth can protrude from the row. A rock can protrude from the water.
A nail can protrude from a floorboard釘子可能會從地板凸出來 A tooth can protrude from the row牙齒可能會從牙列裡凸出來 A rock can protrude from the water岩石可能會從水面凸出來
Doctors, , and engineers like this word; in ordinary talk, people more often say stick out. You can use it with no object (His stomach protruded) or with from (a branch protruding from the wall).
Doctors, biologists, and engineers like this word醫生、生物學家和工程師喜歡用這個字 in ordinary talk, people more often say stick out在日常對話裡，大家比較常說stick out You can use it with no object (His stomach protruded)可以不接受詞使用（例如His stomach protruded，他的肚子凸出來） or with from (a branch protruding from the wall)或搭配from使用（例如a branch protruding from the wall，一根樹枝從牆裡凸出來）
It is fairly formal and physical — though actually newspapers will use it for anything that juts into view, even a balcony. It does not mean to walk in on someone; that is intrude.
It is fairly formal and physical這個字相當正式，而且偏向具體的物理描述 though actually newspapers will use it for anything that juts into view不過其實新聞常會用它形容任何突出到看得見的東西 even a balcony甚至是一個陽台 It does not mean to walk in on someone它不是指闖進某人那裡 that is intrude那個意思是intrude
組成From Latin prōtrūdere, “to push or thrust forwards”: prō- (forward) + trūdō (to push, shove, thrust).
同家族的字
- protrusionthe matching noun, from the same Latin prōtrūdere
- extrudeshares Latin trūdō, “to push” — extrude is to push out
- intrudeshares Latin trūdō — intrude is to push in
原始詞典資料6 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
protrudeverb/pɹəˈtɹuːd/
- 1
To cause (something) to extend above, beyond, or from a boundary or surface; to cause (something) to project or stick out.
- With thoſe that ſtretcht along the Weſtern Coaſt; / To whom the old Creonian Towns were loſt, / Where high Epidium midſt th' Hibernian Waves, / Protrudes his Head, and all their Monſters braves.
- He, when young Spring protrudes the burſting gems, / Marks the firſt bud, and ſucks the healthful gale / Into his freſhen'd ſoul; […]
- 2
obsoleteTo thrust (someone or something) forward; to drive or force along.
- 1566, William Painter, The Palace of Pleasure, London: Richard Tottell and William Jones, Volume 1, The .xlj. Nouell, […] ye people standyng round about […] cried out, incontinently for the deliuerie of the Ladie, & for vengeaunce to be taken of hym, whiche so wickedly had protruded her into that daunger:
- […] Palſies do oftneſt happen upon the left ſide if underſtood in this ſenſe; the moſt vigorous part protecting it ſelfe, and protruding the matter upon the weaker and leſſe reſiſtive ſide: […]
- 3
obsoleteTo put forward (an opinion, etc.) in an overly assertive manner; to obtrude.
- 4
obsoleterareTo cause (something) to emerge.
- 5
To extend above, beyond, or from a boundary or surface; to bulge outward, to project, to stick out.
- The old woman's face was wrinkled, her two remaining teeth protruded over her under lip, and her eyes were bright and piercing.
- A sheaf of papers was held in his shirt pocket by a little fence of fountain pens and yellow pencils; and from his hip pocket protruded a notebook with metal covers.
- 6
obsoleteTo emerge with some speed; to shoot out.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。