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

Relating to the shoulder blade and upper arm bone.
与肩胛骨和上肱骨有关。
Not a flower nor even a blade of grass will grow in this desert.
没有一朵花甚至一片草将会生长在这沙漠里。
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 propeller blade has been mounted.
推进器的叶片已经安装好了。
Cannibal killer Jeffrey Dahmer has been caught trying to hide a razor blade in his cell.
食人杀手杰弗里·达默被抓到试图将一片剃须刀片藏在牢房里。
Cleaning: The drum is wiped clean with a rubber blade and completely discharged by light.
清洁：鼓是擦干净了橡胶刀片和完全放电的光。
A blade guard is fitted to protect the operator.
为保证操作人员的人身安全安装了桨叶保护罩。
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。
A bayonet blade is forged from the finest steel.
刺刀刃是用最优质的钢锻造的。
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。