threadfinn.[鱼]马鲅须鳂[胸鳍呈须状； 故名].threadn.线；思路；螺纹；线索；细丝；帖子vt.穿过；穿线于；遍布vi.滴下成丝状；小心地通过；蜿蜒前进thread micrometer caliper螺纹千分卡thread generating machine螺纹车床thread end sucker machine吸线头机thread-dragging therapy拖线疗法thread tension guide disc挑线弹簧导板thread-elastic ligature弹力结扎线threaded adaptor end stop螺纹接续端塞thread pre-construction线程预构thread milling attachment螺纹铣床附件thread closely integrated螺纹紧密结合