callus

皮肤因反复摩擦、磨损或使用而变硬的区域(尤指脚部或手部)

A hardened area of the skin (especially on the foot or hand) caused by repeated friction, wear or use.

皮肤因长期受压或摩擦而增厚或变硬的区域(如足底)

an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot)

骨折修复时渗出的物质,初为柔软或软骨样,最终转化为真骨并将断端连成一体

The material of repair in fractures of bone; a substance exuded at the site of fracture, which is at first soft or cartilaginous in consistency, but is ultimately converted into true bone and unites the fragments into a single piece.

骨折愈合过程中形成的骨组织

bony tissue formed during the healing of a fractured bone

插条生根前在切口末端形成的新生组织

The new formation over the end of a cutting, before it puts out rootlets.

(植物学)组织的局部增厚,特别是兰花唇瓣上的坚硬突起

(botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid

兰花唇瓣上的肉质突起

In orchids, a fleshy outgrowth from the labellum.

禾草小花基部的硬化延伸部,可长可短,常被毛或刚毛

In grasses, a hardened extension from the base of a floret, which may or may not elongate and is often covered in hairs or bristles.

许多虻类(马蝇及其近缘种)额部的光亮区域

A shining area on the frons of many species of Tabanomorpha (horse flies and relatives).