coal pits 煤矿
fruit pits 果核
pit against 使对抗
A: Are those deep pits in the garden?
A：花园里那些是深坑吗？
B: Yes, we are planning to build a pond there.
B：是的，我们正计划在那里建一个池塘。
1) 坑、洞、矿坑
2) 水果的核
3) 使……对抗（动词形式）
1. 坑，洞
2. 果核
noun
1. holes in the ground or large depressions.
Synonym: hollows, cavities
noun
1. the hard stone inside a fruit.
Synonym: seeds, stones
verb
1. to set someone or something in opposition to another.
Synonym: match, oppose