technical <技>
/dɪˈkʌseɪt/
no obj.
- (of two or more things) cross or intersect each other to form an X（两个或更多事物）交叉成X形, 交叉：
the fibres decussate in the collar.
领子上的纤维呈X形交叉。
/dɪˈkʌsɪt/1
- shaped like an X.X字形的。
1.1
- Botany (of leaves) arranged in opposite pairs, each pair being at right angles to the pair below【植】（叶）交互对生的。
派生词
decussation
noun词源
mid 17th cent. (as a verb)： from Latin decussatus, past participle of decussare 'divide crosswise'， from decussis （describing the figure X， i.e. the Roman numeral for the number 10）， from decem 'ten'.