Parasitocenose
寄生物寄生生態系統
??? 情景例句
Now let's discuss the freight and packing.
現在讓我們來討論一下貨運與包裝問題。
It is not polite to eavesdrop on the conversation of other people.
偷聽他人說話是很不禮貌的。
My wife always worries too much.Who's going to look after the dog?
我妻子總是擔心那的。誰來照看狗啦，