Umbra
n. 陰影, 本影, 暗影\\n[化] 本影
?? 牛津釋義
umbra
n
(pl -rae or ~s) (astronomy 天) dark central part of the shadow cast by the earth or the moon in an eclipse, or of a sunspot 本影. Cf 參看 penumbra.
??? 情景例句
Have you ever done any work in this field?
你曾經(jīng)干過(guò)這一行嗎？
Patient men win the day.
能忍者勝。
and probably with rather similar natural resources.
氣候相似，自然資源也可能相似。