Underpinner
n. 支承用的支撑,支柱
🗣️ 情景例句
You'll need to hurry up, or you'll miss the train.
你得快点，否则赶不上火车。
Mr. Jones is the author of the controversial book.
琼斯先生写出了一本有争议的书。
As a result, humans have learned to respect feline independence.
结果是人们已经学会尊重猫的独立性。