helical
adj.
"spiral-shaped," 1590s, from Latin helicem (see helix) + -al(1).
〔蒋〕[helic螺旋，-al…的] 螺旋形的
〔蒋〕[helic螺旋，-al…的] 螺旋形的
| 词汇 | helical |
| 词根词缀 | Online Etymology Dictionary 词根李平武蒋争 helical adj. "spiral-shaped," 1590s, from Latin helicem (see helix) + -al(1). 〔蒋〕[helic螺旋，-al…的] 螺旋形的 |
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