单词	graded-index
释义	graded-index 缓变折射率
随便看	slip on welding plate flange slip opinion slip opinions slip order form slip orientation slipout slip out slip out from someone's hand slip out from someone's hands slip out of slip out of one's grasp slip out of one's memory slip out of someone's hand slip out of someone's hands slip out of something slip out of sth slip-over slip over slipover slip over on slipovers slip page slippage slippage cross slippage effect 251113435 251113441 251113444 251113451 251113452 251113452 251113453 251113454 251113454 2511135 とま葺きとみとみ【富】とみくじとみくじ【富籤】とみこうみとみこうみ【と見こう見（左見右見）】とみこう見とみにとみに【頓に】