2024年1月13日 · It looks pretty straightforward, but a penis is actually quite complex, thankyouverymuch. It consists of the glans (head), corpus (shaft), and prepuce (foreskin). It’s also home to the urethra —...

2024年5月17日 · The opening at the tip of the head, where urine and semen come out, is called the meatus. Inside, two cylinder-shaped chambers called the corpora cavernosa (singular: corpus cavernosum) run the...

PEEN翻译：（呈半球形的）锤顶, 用锤顶敲击。 了解更多。

Peen may refer to: Part of the head of a hammer, as in a ball-peen hammer (also ball-pein, or ball and pein) Peening, the changing of a metal's properties by impacting its surface Shot peening, bombarding metal parts with small spherical media; Laser peening, focusing lasers on the surface of …

How to peen the humble unassuming rivet. It's a little more complicated than bashing it with a hammer a bunch, but not much.

A ball-peen or machinist's hammer, [1] is a type of peening hammer used in metalworking. It has two heads, one flat and the other, called the peen, rounded. It is distinguished from a cross-peen hammer, diagonal-peen hammer, point-peen hammer, or chisel-peen hammer by having a hemispherical peen.

PEEN的意思、解释及翻译：1. the part of the head (= top part) of a hammer that is opposite the flat end and can be of…。了解更多。

2010年7月6日 · The metal head of the hammer measures 2.5 inches in width and 1 inch in length, providing plenty of surface area to work with. The ball peen design makes it ideal for a wide range of applications, from shaping metal and driving in small nails to breaking up concrete and other tough materials.