trisectvt.
英 traɪ'sekt | 美 traɪ'sɛkt
中文vt. 把…截成三段；把…三等分
词根词源
trisect (v.)1690s, from tri- "three" + Latin sectus "cut," past participle of secare "to cut" (see section (n.)). Probably patterned on bisect. Related: Trisected; trisecting; trisection (1660s).
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