Nonpolluting
a. 不会引起污染的
🗣️ 情景例句
And if you ever need Dad or me to help you ...
如果你们的确需要我和爸爸的帮助的话 ……
I don't think he will get here on time.
我不认为他会准时到这里。
and that is one of the things the young are busily engaged in seeking.
这正是年轻人所热衷追求的。