engineering可數(shù)嗎

　　Finally, I come to the subject of genetic engineering.

　　最后，我來(lái)談基因工程。

　　The course is heavily weighted in favour of engineering.

　　這個(gè)學(xué)程非常側(cè)重于工程學(xué)。

　　We subcontracted a small engineering firm to do the work.

　　我們轉(zhuǎn)包給了一家小型工程公司去干那項(xiàng)工作。