詞語：sub-basement
sub-basement的參考例句
1.The dynamos purred in the sub-basement, the lifts rushed up and down. 地下室下層的發電機鳴鳴響著，電梯匆匆地升降。
2.Hidden deep underground beneath the west cell block is a sub-basement structure that has not been entered in 100 years. 隱藏在西部牢房地下深處是個100年沒人進入的一個底層結構。
3.Although there are eight cameras in the sub-basement, only four images are on the screen at any one time. Four on, four off. 雖然地下室中有八個攝像頭，但在任一時刻屏幕上只有四幅影像。四個攝像頭開，四個關。