内发的的英文：
endophytic

The sun has its own shine from within.
太阳有着从内而发的光亮。

On two or three occasions, notably on October l7, 1914, the alarm was given that there was a U-boat inside the anchorage
曾有两三次，尤其是在1914年10月17日，警报传出，说在停泊所内发砚了一艘潜艇。