Nonintrusive
adj. 无干扰的，免侵入的
🗣️ 情景例句
You should take the number 1 train to Van Cortlandt Park.
搭一路车到Van Cortlandt公园下车。
I don't have the nerve to do it.
我没勇气去做。
They carved a whole page of characters back-to-front in the wood.
他们在木板上刻满整页的反字（背面朝上）。