Canada balsam

Canada balsam

美 　英

• 网络加拿大香脂；加拿大树胶；加拿大胶

英汉解释

n.	1. a thick resin secreted from the bark of the balsam fir

例句

Canada balsam A yellowish resin with similar optical properties to glass, used as a mounting medium for microscope slides.

一种黄色的树脂，和玻璃具有相似的光学特性，被用来作为显微镜载玻片的覆盖介质。

The two pieces being cemented together with a thin film of Canada balsam .

再将这两块晶体用一层加拿大树胶薄膜粘合在一起。

Canada balsam was substituted by water-soluble acacia, which made the making process more secure.

采用水溶性的阿拉伯胶取代加拿大胶，使试验过程更加安全。