Limestone
[ 'laɪmston ]
第2级
其它 Other
n. 石灰岩，石灰石;
💡 词根助记
lime石灰+stone石头 → 石灰石
📝 例句
Caves form when water infiltrates limestone.
水渗透石灰石则形成洞穴。
Iron is extracted from iron ore by heating the ore with coke and limestone.
铁是通过用焦碳和石灰石加热铁矿石而提炼出来的。
Calcitic limestone is mainly CaCo 3 with relatively small amounts of impurities.
方解石灰岩，主要是由CaCo 3和少量的杂质所形成。
The answer is the same if the limestone overlays the sandstone.
当灰岩盖在砂岩上时，系数是相同的。
They were quarrying limestone.
他们在开采石灰石。
🌱 联想助记
【记】lime-石灰,stone-石头:石灰石
✅ 同义词
📖 牛津释义
limestone
n [U] type of rock, eg chalk, composed esp of the remains of prehistoric plants and animals 石灰岩.
📖 同为「CET-6」词汇
查看全部CET-6词汇 ›🗣️ 情景例句
The wall behind looks a bit grey and dull. What can we do to make it look less ugly?
后面那堵墙看起来有点暗。我们能不能让它漂亮点？
One of the first jobs when you start work in an office is to learn how to use every piece of equipment.
你在办公室开始工作的第一件事就是要学会怎样使用办公室里的每样设备。
It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.
情况很快就弄清了，舞蹈的直线部分是随着太阳位置的变化而变化的。