Nanoperm
毫微坡莫(透气率, =10的-9次方Perm)
🗣️ 情景例句
Harry! Michelle! Can you wait till I make a phone call?
Harry， Michelle，你们等一下让我打个电话好吗？
Who assumes shipment cost?
谁负担运费呢？
Which hospital?
哪所医院？