把这么宽的刀刃磨锋利我做不到。
面包刀的刀刃应带有波浪齿。
锋利的刀刃可能会划破皮肤，引起出血。
小心点—这刀刃很锋利。
刀刃在黑暗中亮了亮。
他握住了刀刃。
刺刀刃是用最优质的钢锻造的。
每隔很长一段时间，他就用大拇指摸摸刀刃，满意地点点头。
At long intervals, he drew his thumb along the edge of his knife, and nodded his head with satisfaction.
为什么不用薄的金属片来做刀刃呢？
这刀刃已变钝了。
这意味着你可以把钱花在刀刃上。
That means you'll have more money left over to spend on other things.
这硬骨头把刀刃弄钝了。
但是这些钱是否花在了刀刃上并不确定。
But it is unclear that the money spent has been money spent well.
猛禽生产线上三种刀刃风格的一种选择。
现有菜刀的刀刃角度较小，切菜时省力。
他们发现箱子里只有一把生锈的小刀刀刃。
用钢丝球和去污粉可以很容易地清洗掉刀刃上的铁锈。
Tarnished blades are cleaned easily with steel wool and scouring powder.
刀刃把他的腿划了。
但是关键是把最锋利的刀刃用在发现事物的本质上。
But it's crucial to use the sharpest knife possible in trimming the essential from the secondary.
三是优化财政支出结构，有保有压，把钱花在刀刃上。
Third, we will improve the structure of expenditures, maintain expenditures in some areas while reducing them in others, and spend our money where it counts the most.
切割或切片时用拇指和食指捏住刀刃上方，其他手指顺势握住刀柄。
For cutting and slicing, hold the knife with your thumb and index finger gripping the top of the blade, and wrap your other fingers around the handle.
这种方法需要反复练习，来摸准把头发按向刀刃的大拇指需要用多大力。
Practice with how much pressure needs to be put on the razor or if the thumb should hold hair against the razor's edge are each part of experimenting with this type of thinning out of hair.
剪刀的刀刃的材料是不锈钢而且它还拥有微小锯齿状的边缘，因此十分好用。
The scissor blades are stainless steel and cut very clean with a micro serrated edge.
公司可能在盈利，或者资本效率高，又或者将每分钱都用在刀刃上。
The company could be profitable, it could be capital efficient, or it could be crushing it.
虽然当时我才10岁，但是我也通过送《托莱多刀刃报》为家庭经济出一份力。
Only 10 years old at the time, I contributed a little to the family financial pool10 with money earned from delivering the Toledo Blade.
在这个干旱区域，这些没有用在刀刃上的水正是那些农民极度渴望的。
Tapping the drought-prone region's aquifer for nonessential uses diverts water from farmers who need it desperately.
软件开发是昂贵的，在预算紧张时，把钱花在刀刃上就变得异常重要。
Software development is expensive, and as budgets tighten, it becomes more important to put the money where it matters most.
软件开发是昂贵的，在预算紧张时，把钱花在刀刃上就变得异常重要。
Software development is expensive, and as budgets tighten, it becomes more important to put the money where it matters most.
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