1.doubtfully adv. 懷疑地, 含糊地
例句:
Gerald shook his head doubtfully.
吉拉德懷疑地搖了搖頭。
2.existence n. 存在,生存
例句:
According to some philosopher, everything in existence is reasonable.
某位哲學家認為, 存在的事物都是合理的。
3.outline n. 大綱,輪廓,概要 v. 描畫輪廓,描述要點
例句:
The flower was clearly outlined in the light of the lamp.
花朵在陽光下清晰地顯現出輪廓。