Bismuth

['bɪzməθ]

解释:

(noun.) a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals.

丹尼校对--From WordNet

解释:

(n.) One of the elements; a metal of a reddish white color, crystallizing in rhombohedrons. It is somewhat harder than lead, and rather brittle; masses show broad cleavage surfaces when broken across. It melts at 507¡ Fahr., being easily fused in the flame of a candle. It is found in a native state, and as a constituent of some minerals. Specific gravity 9.8. Atomic weight 207.5. Symbol Bi.

哈罗德手打

解释:

n. a brittle metal of a reddish-white colour used in the arts and in medicine.

古斯塔夫校对