discouraged/pusillanimous/meek/trepid/timorous
大胆的 ◆ 胆小的/容易气馁的/胆怯的/温和的/惊恐的/胆小的
undaunted ◆ cowed 无畏的 ◆ 胆怯的
(同)dismay, appall, horrify, shake
dawdle [5dC:dEl] v.n. 游手好闲,虚度光阴(to waste by trifling;idle)
(反)hie ◆ dawdle 匆忙 ◆ 游手好闲
(同)lazy, loaf, loiter, loll, lounge
deadpan [5dedpAn] adj.无表情的,冷漠的(wooden; impassive)
(类)deadpan·impassive=impudent·brazen=insightful·discerning
无表情的·冷漠的=厚颜无耻的·厚颜无耻的=富有洞察力的·有鉴别力的(同义)
(同)blank, empty, inexpressive, unexpressive, vacant
dearth [d\:W] n. 缺乏,粮食不足,饥谨(an inadequate supply)
(反)dearth ◆ plethora/spate/copiousness 缺乏 ◆ 过剩/大量/丰富