umbra

常見(jiàn)例句

用作名詞 (n.)

• This includes the continuous survey of umbra and penumbra of the sunspot.
  這包括對(duì)太陽(yáng)黑子本影和半影持續(xù)的觀測(cè)。
• It is the custom that aged or infirm Striders make a final journey into the Umbra, never to return.
  年老或者衰弱的漫游者會(huì)根據(jù)傳統(tǒng)最后一次出發(fā)去影界，一去不歸。
• This is a lighter area between the umbra and the edge of a shadow.
  這是本影和陰影邊緣之間較亮的區(qū)域。
• Shaped like a cone extending into space, the umbra has a circular cross section that can be most easily seen during a lunar eclipse.
  本影就像一個(gè)圓錐一樣延伸在空間中，當(dāng)月食發(fā)生時(shí)，它很容易被看到。
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