blade

英 [bleɪd]

美 [bleɪd]

n. 刀身; 刀片; 刀刃; (机器上旋转的)叶片; 桨叶; (船桨的)桨叶，桨身

复数：blades　过去式：bladed　

Oxford 3000 / Collins.2 / BNC.4000 / COCA.3148

牛津词典

noun

刀身；刀片；刀刃
the flat part of a knife, tool or machine, which has a sharp edge or edges for cutting
（机器上旋转的）叶片；桨叶
one of the flat parts that turn around in an engine or on a helicopter
1. the blades of a propeller
  螺旋桨叶
2. rotor blades on a helicopter
  直升机的旋翼
（船桨的）桨叶，桨身
the flat wide part of an oar (= one of the long poles that are used to row a boat) that goes in the water
（草的）叶片
a single flat leaf of grass
（溜冰鞋的）冰刀
the flat metal part on the bottom of an ice skate

N-COUNT 刃；锋
Thebladeof a knife, axe, or saw is the edge, which is used for cutting.
1. Many of these tools have sharp blades, so be careful.
  这些工具中很多都有锋利的刀片，务必小心。
（螺旋桨的）叶片
Thebladesof a propeller are the long, flat parts that turn round.
桨叶
Thebladeof an oar is the thin flat part that you put into the water.
（草的）叶片
Abladeof grass is a single piece of grass.
See also:razor blade shoulder blade. rotor blade

noun

the flat part of a tool or weapon that (usually) has a cutting edge
flat surface that rotates and pushes against air or water
Synonym:vane
the part of the skate that slides on the ice
a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
Synonym:swordbrandsteel
a broad flat body part (as of the shoulder or tongue)
a cut of beef from the shoulder blade
something long and thin resembling a blade of grass
1. a blade of lint on his suit
a dashing young man
1. gay young blades bragged of their amorous adventures
especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
Synonym:leaf blade

To forge a blade takes great skill.
锻造刀刃需要很高超的技巧。
Many of these tools have sharp blades, so be careful.
这些工具中很多都有锋利的刀片，务必小心。
The upper blade is connected with the lower blade through a pin shaft and a chute.
上叶片与下叶片通过销轴和滑槽连接。
The research results may also help to improve the fabrication processes of directional turbine blade solidification.
研究结果对于定向凝固涡轮叶片设计、分析方法的完善和成形工艺的改进具有重要意义。
This knife has a perfect blade.
这刀钢口儿不错。
Vibrating Characteristic And Dynamic Stress Calculation for Adjustable Rotary Blade flowers and seeds and leaves all used as flavorings.
可调式动叶片振动特性及动应力计算花、种子和叶子都可以用作调味品。
Complete leaf composed of petiole, blade and stipule.
完全叶由叶柄、叶片和托叶组成。
His voice stopped short as he saw the blade emerge from Desmond's pocket.
当他看到从德斯蒙德口袋里露出的刀刃时，他突然不吭声了。
A stone may be lodged in the body and blade.
一石可能提出的在身体和刀片。
The blade of the oar had entangled itself with something in the water.
船桨的桨叶和水里的什么东西缠住了。