arch

名词 arch:

1. a curved shape in the vertical plane that spans an opening
2. a curved bony structure supporting or enclosing organs (especially the inner sides of the feet)
3. a passageway under a curved masonry construction
   同义词：archway
4. (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it

动词 arch:

1. form an arch or curve
   同义词：curve, arc

形容词 arch:

1. (used of behavior or attitude) characteristic of those who treat others with condescension
   同义词：condescending, patronizing, patronising
2. expert in skulduggery

1. Have you been to the Triumphal Arch?
   你去过凯旋门吗？
2. The arch has a span of 60 metres.
   那个拱的跨度为60米。
3. The cat arched its back when it saw the dog.
   那猫看见狗时就拱起了背。
4. The bridge has three arches.
   这座桥有三座拱洞。
5. The cat arched its back in anger.
   那只猫气得拱起了腰。

arch

n.（名词）
A structure, especially one of masonry, forming the curved, pointed, or flat upper edge of an open space and supporting the weight above it, as in a bridge or doorway.
拱形结构：一种石造建筑结构，构成开放空间的弯曲的、有尖顶的或平坦的上边缘，支撑其上重量，如在桥或门上的
A structure, such as a freestanding monument, shaped like an inverted U.
拱：一种结构，如独撑的纪念碑，形如倒置的U
A curve with the ends down and the middle up:
拱形线：两端在下中间在上的曲线：
例句：
the arch of a raised eyebrow.
呈拱形的扬起的眉毛

Anatomy An organ or structure having a curved or bowlike appearance, especially either of two arched sections of the bony structure of the foot.
【解剖学】 足弓，齿弓：具有弯曲的或弓状外形的器官或结构，尤指脚的骨架结构的两个弓形部分之一
v.（动词）
arched,arch.ing,arch.es
v.tr.（及物动词）
To provide with an arch:
用拱状物提供：
例句：
arch a passageway.
为走廊加拱顶

To cause to form an arch or similar curve.
使成拱形：使形成拱或类似曲线
To bend backward:
向后弯：
例句：
The dancers alternately arched and hunched their backs.
舞蹈者交替地将背向后弯和弓起

To span:
跨过：
例句：
.the rude bridge that arched the flood.(Ralph Waldo Emerson)
.架于洪水上的便桥.(拉尔夫·沃尔多·埃默森)

v.intr.（不及物动词）
To form an arch or archlike curve:
形成拱：形成拱或拱状曲线：
例句：
The high fly ball arched toward the stands.
高高飞起的球成弧形飞向看台

来源：
Middle English
中古英语
from Old French arche
源自 古法语 arche
from Vulgar Latin *arca
源自 俗拉丁语 *arca
from Latin arcus
源自 拉丁语 arcus

arch
arch 2

adj.（形容词）
Chief; principal:
主要的；首要的：
例句：
their arch foe.
他们主要的对手

Mischievous; roguish:
调皮的；嬉戏的：
例句：
an arch glance.
调皮的一瞥

来源：
From arch-
源自 arch-

【引伸】
arch.ly
adv.（副词）
arch.ness
n.（名词）