医疗器械国产率:be kind to是什么意思？

be kind to是什么意思？ Be kind to commuters be kind to例句啊 be kind to sb还是be kind of sb be meant to be是什么意思？ Would you be so kind as to close the window? to be or not to be 是什么意思？ to be or not to be 是什么意思? To be or not to be是什么意思？ to be or not to be 是什么意思？