calcareous是什么意思
- 英式英标[kæl\'kɛrɪəs]
- 美式音标[kæl\'keərɪəs]
英文词源
- calcareous (adj.)
- also calcarious, 1670s, from Latin calcarius "of lime," from calx (genitive calcis) "lime, limestone" (see chalk (n.)).
实用例句
- 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.
来自辞典例句
- 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.
来自辞典例句
- 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.
来自辞典例句
- 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.
来自辞典例句
- 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.
来自辞典例句