Sporoducts
孢子管
??? 情景例句
What do your parents do?
你父母是做什么的？
Today English is the international language of business and trade.
如今英語是商務和貿易的國際性語言。
She heard the front door open and heavy footsteps in the hall.
她聽見前門被打開，走廊里響起重重的腳步聲。