n.[C]

1. 【植】刺果；刺球狀花序
2. 有芒刺的草（或其他植物）
3. 黏附著的東西
4. （金屬或木材被鑽或切後留下的）毛邊，毛口
5. （鉚鉚釘時用的）小墊圈
6. （牙醫用）圓頭銼，牙鑽

vt.

1. 從……除去芒刺
2. 在……上形成毛邊

n.[S1]

1. （英國北方人發音中）顫動小舌的r音；（蘇格蘭語中）顫動舌尖的r音；粗濁的地方音
   She speaks with a soft rural burr.

   她說話帶著鄉下人的輕柔的r音。

2. 呼呼聲

vi.

1. 發顫動小舌（或舌尖）的r音
2. 粗聲粗氣地說話

vt.

1. 以粗喉音發出

n.

1. 磨石，臼石[C]

n.

1. a whirring sound.
   ▸a rough pronunciation of the letter r, as in some regional accents.
2. (also bur) a rough edge left on a metal object by the action of a tool.
3. (also bur) a small drill used in woodworking, dentistry, or surgery.
4. a siliceous rock used for millstones.
   ▸a whetstone.
5. (also bur) a prickly seed case or flower head that clings to clothing and animal fur.
6. (also bur) [as modifier] denoting wood containing a pattern of dense swirls in the grain.
7. the coronet of a deer's antler.

v.

1. make a whirring sound.
   ▸speak with a burr.
2. form a rough edge on (metal).