Hirudiniculture
水蛭養(yǎng)殖
??? 情景例句
But I need some information.
但我需要一些資料。
The outdoor concert was called off due to the weather.
露天音樂會由于天氣原因被取消。
We've already had a big demand for this product.
這種產(chǎn)品我們已有很大的需要求量。