Undercrossing
下穿(式立体)交叉
🗣️ 情景例句
He appeared ill at ease at the party.
他在宴会上显得很拘谨。
It is never too late to mend.
亡羊补牢，犹为未晚。
I insist on taking proper food for this expedition. The men often fall ill and suffer fever, so I have decided to take live animals.
我坚持认为，这次探险要携带合适的食物。水手经常生病发烧，因此我决定带活的动物。