| 单词 | coleoptile | 
| 释义 | co·le·op·tile    (kō′lē-ŏptĭl, kŏl′ē-)n.  A protective sheath enclosing the shoot tip and embryonic leaves of grasses. [From New Latin coleoptilum : Greek koleon, sheath; see  kel-1 in the Appendix of Indo-European roots + Greek ptilon, plume; see  pet- in the Appendix of Indo-European roots.]  | 
	
| 随便看 | 
英语词典包含135693条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。