1.optical material 光学材料
例句: “It looked like a cool optical material, ” he said.
“它看上去就像是某种很酷的光学材料,”他说 。
2.see-through 透明的
例句:I looked to the left and saw Gerard in his now see-through white uniform.
我朝左边看,看见杰勒德穿着已湿透的白色制服 。
3.in its infancy 在初始阶段
例句:The science of love is still in its infancy.
目前,关于爱的科学研究仍处在初始阶段 。
4.paper-thin 极薄的
例句:Cut the onion into paper-thin slices.
把洋葱切成纸一样的薄片 。