letter
名词 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]
及物动词 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.