其实很简单，“木耳”的英文就是

　　wood ear

　　不用再舍近求远寻找其他翻译。American Heritage Dictionary 4th Edition对wood ear的解释是：A mushroom of the genus Auricularia that grows on fallen tree trunks, used in cooking. Also called cloud ear, tree ear。因此，“木耳”也叫cloud ear或tree ear。