Scolecology
蠕虫学
🗣️ 情景例句
It's on the house.
这是免费的。
Would you please clarify your question?
请你把你的问题说清楚好吗？
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。