underseaadj.海面下的;海底的adv.在海面下=underseas.
underprep.低于;在 ... 下;在 ... 内;在 ... 控制下adv.在昏迷中;在 ... 下adj.下面的;从属的;少于的
underwinding管底卷绕
undercurrentn.暗流;潜流
underperformvi.表现不佳;工作不如预期(或同行)vt.运作差;表演
underseepagen.下方渗流
undergarmentn.内衣
underservantn.帮手
undertrained训练不够
undersandingn.含砂不足
under canvasadj.张帆的(过帐篷生活)
"trampled the beans underfoot"
"green grass growing underfoot"
"a house with children and pets and toys always underfoot"