plastic crates是plastic crate的复数。
意思是：塑料筐、塑料包装箱
双语例句：
1.
Stacks of bright blue plastic crates stood on pallets labeled “Made in Japan.
一堆堆浅蓝色的塑料筐上被贴上了“日本制造”的标签。
2.
Plastic crates held French books as well as a smattering of English titles, mostly movie and television picture volumes.
塑料筐里装着法国书籍及少数的英国书，很多都是电影和电视图片册。
3.
Ayub Onyango, 28, helps unload red plastic crates of soft drinks into three shipping containers, which serve as a warehouse.
Ayub Onyango，28岁，帮着把装软饮料的红色塑料箱子装卸到三个作为仓库的集装箱里去。