lu
lu — 縮寫
1. the two-letter symbol 'Lu' used in chemistry to represent the element lutetium,
鎦
化學元素，符號 Lu
the two-letter symbol 'Lu' used in chemistry to represent the element lutetium, a silvery-white rare metal that is one of seventeen similar elements in a special group on the periodic table
In chemistry class, Ziad pointed to Lu on the periodic table chart.
化學課上，Ziad 指著週期表上 Lu 的位置。
pointed to + [symbol] on the periodic table
During the science quiz, Nadia correctly wrote 'lutetium' next to the symbol Lu.
自然科小考時，Nadia 在符號 Lu 旁邊正確寫下「lutetium」。
symbol + [element name] correspondence in a quiz context
Wei was surprised to learn that Lu is one of the rarest metals on the whole periodic table.
Wei 驚訝地發現 Lu 是整張週期表上最稀有的金屬之一。
Small amounts of Lu are found in minerals across northern Canada and Scandinavia.
少量 Lu 存在於加拿大北部和斯堪地那維亞半島的礦物中。
Mei read in her science book that Lu is added to special types of glass for scientific instruments.
Mei 在自然課本上讀到 Lu 被添加在科學儀器用的特種玻璃中。