弘扬中华文化·传承国学经典

calcareous是什么意思

calcareous

英 [kæl'keərɪəs] 美 [kæl'kɛrɪəs]

adj. 钙质的，石灰质的
n. 钙化软骨

英文词源

calcareous (adj.): also calcarious, 1670s, from Latin calcarius "of lime," from calx (genitive calcis) "lime, limestone" (see chalk (n.)).

双语例句

1. Plants from the high - lime plots grew better on calcareous soil.: 高石灰小区的植株在石灰质土上生成较好.

2. Other plankton species in near equal numbers replaced calcareous microplankton as they died out.: 钙质微体浮游生物消亡时,已经有近乎等量的其它浮游生物种类代替它们了.

3. Calcite cementation seens a possibility where lime grains or calcareous organisms are abundant.: 在灰质颗粒或钙质生物丰富的地方,方解石胶结作用似乎是有可能的.

4. Colonization of a calcareous stripmine spoil by earthworms promoted incorporation of organic matter.: 在石灰质露天矿引入蚯蚓,则促进有机物的结合.

5. Calcareous sediments accumulated on a sea floor and eventually were compacted and cemented to form limestone.: 钙质沉积物堆积在海底,最后压紧并胶结形成石灰岩.