letter ['lɛtɚ]
n.[C]
1. 信,函件
He wrote me a letter last month.
他上月给我写来一封信。
2. 字母;文字
There are 26 letters in the English alphabet.
英语字母有二十六个。
3. (法律等的)字面意义[the S]
He kept the letter of the law but not the spirit.
他遵守法律的字面条文,而不是其精神实质。
4. 文字;学问[P]
He was trained as a doctor but devoted his life to letters.
他学的是医但毕生从事文学。
5. 证书,许可证[P1]
vt.
1. 在...上写字母;用字母写
The word "exit" was lettered on the door.
"出口"两字写在门上。
vi.
1. 写上字母