Haemoglobin.
1Half board.
2also "hb"Hardback.
3Hard black (used in describing a medium grade of pencil lead).
4The political wing of the Basque separatist organization ETA.
Hemoglobin.
英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。