卧室灯光不宜过亮，也不宜过暗。
The bedroom light should be neither too bright nor too dark.
避开杂乱的背景，或光线过亮或过暗的色块。
Avoid backgrounds that are too busy or have very light or dark patches of colour.
然而，大部分彗星都过小或过暗，只能用望远镜观察到。
However, most comets are too small or too faint to be seen without a telescope.
电脑室内光线要适宜，不可过亮或过暗，避免光线直接照射在荧光屏上而产生干扰光线。
Computer room light should be fit, not too bright or too dark, to avoid direct exposure to light in the screen caused interference of light.
下面标注过的图可以帮助辨认恒星，其中包括明亮的白色恒星天津四(天鹅座)，织女星，牛郎星，银河系中心附近的星云，还有银河中黑色的遮掩尘埃云，也被称为大暗隙。
Highlights include bright white stars Deneb (in Cygnus), Vega, and Altair, nebulae near the Galactic Center, and the dark obscuring dust clouds of the Milky Way also known as the Great Rift.
不知您坐飞机的时候注意过没有，如果飞机是在夜晚降落，在降落的时候，机舱的灯光都会调暗。
When you fly, you may have noticed that every time the plane takes off or lands at night the cabin crew dim the lights.The reason is to acclimatize passenger's eyes to darker surroundings.
之前，我们从未发现过这层薄沙，因为人们一直认为这幅画色调暗，不易探查。
This is something that had never been seen up to now because the painting was always judged to be dark and difficult to examine, "he told a news conference."
之前，我们从未发现过这层薄沙，因为人们一直认为这幅画色调暗，不易探查。
This is something that had never been seen up to now because the painting was always judged to be dark and difficult to examine," he told a news conference.
暗夜天王在其职业生涯所参加的电视转播的比赛中还从未输给过orc选手，而他们将在16强比赛中相遇。
This Korean Night Elf player had never lost a televised match vs. Orc (Zacard's race of choice) in his career, and he was scheduled to meet Zacard in the round of 16 of the tournament.
有些人从来没有经历过灵魂的暗夜，但是对于另一些人而言，他们必须要经受这些，作为进入高层次的觉醒前必然经历所需要突破的一部分。
There are people who never encounter a dark night of the soul, but others must endure this as part of the process of breaking through to the dawn of higher consciousness.
玛吉的厨房就没有闲置过，它有一个特色，那就是永远堆满了成叠的书、报纸和杂志，而从一月开始，这些东西在那些暗无天光的日子里越积越多。
Piles of books, papers, magazines had always been a feature of Maggie's lived-in kitchen and they had grown in the dark days since January.
不知您坐飞机的时候注意过没有，如果飞机是在夜晚降落，在降落的时候，机舱的灯光都会调暗。
When you fly, you may have noticed that every time the plane takes off or lands at night the cabin crew dim the lights. The reason is to acclimatize passenger's eyes to darker surroundings.
这次使命将对月球内部从核心到表明的内部构造进行测绘，包括人类从未探索过的月球暗面。
The mission will map the moon from its core to its surface, including the far side of the moon which humans have never explored.
这次使命将对月球内部从核心到表明的内部构造进行测绘，包括人类从未探索过的月球暗面。
The mission will map the moon from its core to its surface, including the far side of the moon which humans have never explored.
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