吃透英语课本,提升在校竞争力
phrase. 偶遇;偶然发现;使产生…印象
He came across the jawbone of a 4.5 million-year-old marsupial.
他偶然发现了一个450万年前的有袋动物的颌骨。
I came across an interesting book.
我偶然发现了一本有趣的书。
v.偶遇;无意中发现;讲得清楚明白;给人…印象
drop across
meet up with