impenetrable
🇺🇸
/ɪmˈpenɪtrəbl/
🇬🇧
/ɪmˈpenɪtrəbl/
adjective
R
Something that is so thick or dense that you cannot get through it or see what is on the other side.
The forest was so dense that it seemed impenetrable.
森林如此茂密，似乎無法穿越。
R
Something that is so complicated or difficult to understand that it is hard to make sense of it.
The instructions were so complicated that they seemed impenetrable to me.
指令太複雜了，對我來說似乎難以理解。
translation
難以穿透, 難以理解