单词	Canada balsam
释义	Canada balsam /ˈkanədə / noun [mass noun] A yellowish resin obtained from the balsam fir and used for mounting preparations on microscope slides.A cover slip was mounted over the preparations using Canada balsam.... A thin section is a slice of rock 30 micrometres thick affixed to a glass plate or slide with a resin called Canada balsam. Wings were dissected from adult flies, mounted in methylsalicylate and Canada balsam, and examined by brightfield microscopy with a Nikon Eclipse E800 microscope equipped with a x4 objective.
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