Ldr
abbr. 光敏电阻（light dependent resistor）
🗣️ 情景例句
The course I took was above me.
我上的这门课太难了。
God helps those who help themselves.
自助者天助之。
Three million people watched as the ashes of this great man were gently poured into the brown waters of the river that would carry them to the ocean.
还有300万人守望着这位伟人的骨灰缓缓撒入褐以的恒河，河水把他的骨灰送向大海。