名词

1.【生】茎节

2.【生】（根或枝上）瘤、节、结

3.【术语】节点；结点

4.（尤指人体关节附近的）硬结

英语解释

any thickened enlargement

a connecting point at which several lines come together

any bulge or swelling of an anatomical structure or part

the source of lymph and lymphocytes

(astronomy) a point where an orbit crosses a plane

(computer science) any computer that is hooked up to a computer network

(physics) the point of minimum displacement in a periodic system