基本释义
| 词性 |
含义 |
例句 |
| 名词 (n.) |
光;光线;灯 |
Turn on the light. 开灯。 |
| 形容词 (adj.) |
轻的;浅色的;少量的 |
This bag is light. 这个包很轻。 |
| 动词 (v.) |
点燃;照亮 |
She lit the candle. 她点燃了蜡烛。 |

核心用法对比
| 含义 |
搭配/例句 |
注意 |
| 光线 |
in the light of 在…光线下;鉴于 |
in light of 表"鉴于"为固定短语 |
| 轻的 |
light weight 轻量级 |
反义词:heavy |
| 浅色的 |
light blue 浅蓝 |
反义词:dark |
| 少量的 |
a light meal 便餐;light rain 小雨 |
|
| 点燃 |
light up 点亮;(脸)放光 |
过去式:lit/lighted |
体育领域常见搭配
| 术语 |
释义 |
例句 |
| light heavyweight |
轻重量级(拳击/格斗,79-81kg) |
He moved down to light heavyweight. |
| light training |
轻度训练 |
The coach scheduled a light session today. |
| travel light |
轻装出行 |
The team travelled light for the away game. |
| light on one's feet |
脚步轻盈 |
The boxer is light on his feet. |

易混淆点
- light vs. lite:lite 为商业用语,指"低热量的"(如 Coke Lite),非正式拼写
- lit vs. lighted:过去式/过去分词均可,lit 更常用(He lit the torch);lighted 多作形容词用(a lighted cigarette)

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