Nonionizing
不电离的
🗣️ 情景例句
Yup. Forty-three years.
是的， 四十三年了。
My father is over 60 years old.
我父亲已年过六十了。
Later, an operation helped her to get back part of her sight, but she remained at the institution for six years more.
后来，一次手术帮助她恢复了部分视力。但是，她在这所学校又呆了6年。