nod·ule /ˈnɑ(ˌ)ʤu(ə)l/
小節,小瘤,小結節
nod·ule /ˈnɑʤ(ˌ)u(ə)l/ 名詞
結,小結,小丘,瘤,根瘤,球,粒
Nod·ule n. A rounded mass or irregular shape; a little knot or lump.
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nodule
n 1: a small node
2: small rounded wartlike protuberance on a plant [syn: tubercle]
3: (mineralogy) a small rounded lump of mineral substance
(usually harder than the surrounding rock or sediment)