1. 绉领：Pleated frill 折叠的花边 | Ruff 绉领 | Ruffle 蓬松皱边

2. ruff

2. 轴环：rudimentary compound microscope 基本组合显微镜 | ruff 轴环 | rule-of-thumb relation 经验关系式

3. ruff

3. 呼 呼 呼 - 呼 呼 呼：in the exclusive Hound Lounge.|为其提供高品质的娱乐表演 | # - Ruff, ruff, ruff - Ruff, ruff, ruff #|# - 呼 呼 呼 - 呼 呼 呼 # | # I need a little treat #|# 我要一点点吃的 #

4. 顶毛：Rinsing:润丝 | Ruff:顶毛 | Saddle:鞍、英国马鞍型的鞍部

1. 飞边（旧时硬的轮状皱领）
    A ruff is a stiff strip of cloth or other material with many small folds in it, which some people wore round their neck in former times.

    e.g. ...an Elizabethan ruff.
           伊丽莎白时代的飞边

2. (鸟兽颈部的)颈羽，颈毛
    A ruff is a thick band of feathers or fur round the neck of a bird or animal.

ruff的解释

1. (card games) the act of taking a trick with a trump when unable to follow suit

    Synonym: trumping

2. common Eurasian sandpiper
    the male has an erectile neck ruff in breeding season

    Synonym: Philomachus pugnax

3. a high tight collar

    Synonym: chokerruffleneck ruff

4. an external body part consisting of feathers or hair about the neck of a bird or other animal

    Synonym: frill

1. play a trump

    Synonym: trump