as dull as ditchwater：枯燥乏味

as dry as a bone/dust 十分乾燥的,乾透的;口渴極了,口渴得要死;枯燥乏味 | as dull as ditchwater 枯燥乏味 | as fat as a pig 肥胖如豬,肥得像頭豬

pyramidal hemimorphism：錐形異極像

錐形四面體 pyramidal tetrahedron | 錐形異極像 pyramidal hemimorphism | 錐形折射 conical projection

principal maximum：主極大

"主縱像差","principal longitudinal aberration" | "主極大","principal maximum" | "主模[態(tài)]","principal mode"

He drowns in his dreams：他耽溺在自己的夢裡

He drowns in his dreams 他耽溺在自己的夢裡 | An exquisite extreme I know 那是纖緻的極境,我知道 | He's as damned as he seems 他的命運像是遭到詛咒

geodesics：極端線,測地線= (數(shù)學(xué)) 測地線

geodesic line 極端線,測地線 =(數(shù)學(xué)) 測地線 | geodesics 極端線,測地線= (數(shù)學(xué)) 測地線 | geometrical aberration 幾何像差

phanotron：熱陰極充氣二極體

perverted image 反像 | phanotron 熱陰極充氣二極體 | phantom 非真實;虛像