barn

中文意思

• n. 谷仓，畜棚
• n. 靶恩（面积单位）

英文释义

• n. an outlying farm building for storing grain or animal feed and housing farm animals
• n. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter

词形变化

复数

barns

例句

1. n. 谷仓，畜棚

   The farmer gathered the hay and stored it safely inside the barn before it started to rain.

   下雨前，农夫把干草收集起来，安全地储存在谷仓里。

2. n. 靶恩（面积单位）

   In nuclear physics, a barn is a tiny unit used to measure the cross-sectional area of atomic nuclei.

   在核物理学中，靶恩是用来测量原子核截面积的微小单位。