1、Little is known of the Marine animals that live in total darkness in the deepest part of Atlantic.
對于生活在完全黑暗的大西洋深處的海洋動物，我們的了解是非常之少的。

2、The house was plunged into total darkness when the electricity was cut off.
停電后，整座房子陷入一片黑暗。

3、Cover it or put it in total darkness and it ceases to function.
蓋住它或者把它放到完全的黑暗中它都將停止作用。

4、Total darkness tells your brain it's time to sleep.
完全黑暗的告訴你的大腦是時候睡覺。

5、In fact, you may not see total darkness until you have completed several palming sessions.
事實上，在做完幾組手掌按摩練習(xí)后你才會看見完全的黑暗。