Gemm
abbr. generalized electronic maintenance model 通用電子維護模型; granulocyte-erythroid-monocyte-megakaryocyte 顆粒細胞-幼紅細胞-單核細胞-巨核細胞（測定）
??? 情景例句
While the Chinese rely on chopsticks, westerners prefer to use a knife and fork to eat with.
用餐時，中國人喜歡用筷子，而西方人喜歡用刀叉。
You should wear a raincoat, It's rainy today.
你應該穿一件雨衣，因為今天下雨。
and we know something of the great variety of the sea bed's topography.
而且我們對海底地形的千變萬化也有了一定的了解。