她洗手直到手干净为止。
She washed her hands until they were clean.
▼点击显示答案
clean英 /kliːn/|美 /klin/
解释
clean 是形容词，意思是“干净的，没有污垢或杂质”。
She washed her hands until they were clean.
clean 是形容词，意思是“干净的，没有污垢或杂质”。