英汉解释

vt. （为防尘）密封（汽车）底部
n. 底封

同义词

n. undercoat

英英解释

n.
  1. seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to

网络释义

underseal
底封; 防蚀涂层; 防蚀涂层 底封;