| 词汇 | peen |
| 释义 | peen noun[ C ] uk /piːn/ us /piːn/ the part of the head (= top part) of a hammer that is opposite the flat end and can be of various shapes: （呈半球形的）锤顶 The ball peen hammer is used in metalworking.圆头锤在金属加工时使用。 a cross peen hammer斩口锤 The other hammer has a peen tip with a cylindrical die. The hammerhead consists of a slightly bevelled flat head as well and a rounded cross peen. It's like attacking a battleship with a ball peen hammer. Tools -pronged adjustable spanner adze Allen key auger awl excavator gavel gimlet gouge grapnel grappling iron grindstone plunger prong rasp razor knife reamer sander trowel peen verb[ T ] uk /piːn/ us /piːn/ to hit metal with a hammer to make it flatter: 用锤顶敲击 I found that the axle ends were peened, so the wheels couldn't easily be removed.我发现车轴的两端被砸平了，所以车轮不容易拆下来。 A type of power hammer peens the sheet metal. Mild steel can be peened by hand without using heat. You can practise on scrap pieces of metal before trying to peen your scythe blade. |
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