视线

shì xiàn line of sight

分析

fēn xī to analyze; analysis; CL:個|个[ge4]

图

tú diagram; picture; drawing; chart; map; CL:張|张[zhang1]; to plan; to scheme; to attempt; to pursue; to seek

的

de of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis)

dí really and truly

dì aim; clear

dī see 的士[di1 shi4]

表达

biǎo dá to express; to convey

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