To simplify transportation and minimize the risk of contamination, fabs make use of "front-opening unified pods, " or FOUPs. Each one holds 25 wafers in a sterile, clean environment.
Sitting in the theatre, I had to look through the opening between the two tall heads in front of me.
坐在电影院里，我不得不从我前面两个高个头中间的缝隙里去看电影。
3
Very often such statues were enclosed in rectangular shrines or wall niches whose only opening was at the front, making it natural for the statue to display frontality.