arch [obj]
常用进行时态，主语多为人或动物。
The gymnast is arching her back during the routine.
体操运动员在动作中弓起她的背。
[机] 拱作用，架拱
结构的拱形部分
the action or process of forming an arch, especially in structures
结构的拱形部分
The arched part of a structure.
The cat is arching its back in fear.
那只猫害怕地弓起了背。
用法提示：arching 在此是动词 arch 的现在分词，表示“弓起”的动作。
The arching branches created a natural canopy over the path.
拱起的树枝在小路上方形成了一个天然的遮篷。
用法提示：arching 在此是形容词，修饰 branches，表示“拱起的”。
The arching of the old bridge was carefully measured by the engineers.
工程师们仔细测量了这座老桥的拱度。
用法提示：arching 在此是名词，指“拱度”或“拱形结构”。
常用进行时态，主语多为人或动物。
The gymnast is arching her back during the routine.
体操运动员在动作中弓起她的背。
不及物用法，后常接介词短语表示位置。
The cat is arching under the table.
猫在桌子底下弓着身子。
不可数名词，常用于描述结构或身体的弓形。
The arching of the bridge creates a graceful curve.
桥的拱形形成了一道优美的曲线。
grammar · medium
易错句子He arching his back.
正确表达He is arching his back.
现在进行时必须使用be动词+现在分词结构，中文学习者常因汉语无对应结构而遗漏be动词。
grammar · medium
易错句子The engineer studied the archings of the bridge.
正确表达The engineer studied the arching of the bridge.
名词‘arching’指拱作用或拱形状态时为不可数名词，不应加复数词尾‘-s’。
arch 是名词或动词，指拱形结构或形成拱形；arching 形容拱形的或正在形成拱形，常用作形容词或现在分词。
arc 指弧线或电弧，发音 /ɑ:k/；arching 指拱形或架拱，发音 /ɑ:tʃɪŋ/，注意拼写和发音差异。
arcing 是 arc 的现在分词，指产生电弧，常用于电学；arching 指形成拱形，注意拼写区别。
Choose the next layer that will help you use arching with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Dictionary facts from ECDICT, WIKTIONARY.