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perlite

/ˈpɜːrlaɪt/ /ˈpɜːrˌlaɪt/

Meanings
noun

珍珠岩

An amorphous volcanic glass formed by the hydration of obsidian.

Examples :

"The gardener used perlite in the potting mix to help the soil drain better. "
园丁在盆栽混合土里加入了珍珠岩，以帮助土壤更好地排水。
geology material

Related Words

Illustration expanding

expanding verb

/ɪkˈspændɪŋ/ /ɛkˈspændɪŋ/

扩大，扩张，扩展。

"You can expand this compact umbrella to cover a large table."

你可以把这把折叠伞撑开，让它变得足够大，能遮住一张大桌子。

Illustration volcanic

volcanic noun

/vɒlˈkanɪk/

火山岩

"The Ellesmere Island Volcanics are a Late Cretaceous volcanic group of volcanoes and lava flows in the Qikiqtaaluk Region of northern Ellesmere Island, Nunavut, Canada."

埃尔斯米尔岛火山岩是加拿大努纳武特地区埃尔斯米尔岛北部基吉柯塔鲁克地区晚白垩世时期形成的一组火山和熔岩流。

Illustration gardener

gardener noun

/ˈɡɑːdnə/ /ˈɡɑɹdnɚ/

园丁，花匠。

""Ponder the fact that God has made you a gardener, to root out vice and to plant virtue." — St. Catherine of Siena"

想想吧，上帝让你成为了一位园丁，让你铲除恶习，播种美德。

Illustration resulting

resulting verb

/ɹɪˈzʌltɪŋ/

产生，造成。

"The lack of sleep resulted in a poor performance on the math test. "

缺乏睡眠导致了数学考试的糟糕表现。

Illustration material

material noun

/məˈtɪəɹɪəl/ /məˈtɪɹi.əl/

材料， 材质

"Asphalt, composed of oil and sand, is a widely used material for roads."

沥青是由石油和沙子组成的，是一种广泛使用的道路材料。

Illustration drainage

drainage noun

/ˈdɹeɪnədʒ/

排水，引流

"The poor drainage in the schoolyard caused puddles after the rain. "

学校操场排水不好，下雨后总是积水。

Illustration obsidian

obsidian noun

/ˌɒbˈsɪd.i.ən/ /əbˈsɪd.i.ən/

黑曜石，火山玻璃

"The ancient tools were made of obsidian, a black, volcanic glass. "

古代的工具是用黑曜石做的，黑曜石是一种黑色的火山玻璃。

Illustration amorphous

amorphous adjective

/əˈmɔɹfəs/

无定形的，不定形的，无固定形状的

"The enormous pile of spaghetti landed on the floor in an amorphous heap."

那一大堆意大利面落在地板上，像一个无定形的坨。

Illustration lightweight

lightweight noun

/ˈlaɪtweɪt/ /ˈlaɪtˌweɪt/

轻量级

"The lightweight boxing class is between featherweight and welterweight. "

轻量级拳击的级别介于羽量级和次中量级之间。

Illustration aggregate

aggregate noun

/ˈæɡrɪɡeɪt/ /ˈæɡrɪɡət/

总数, 集合.

"The aggregate of student test scores gave the teacher a good overview of the class's understanding of the material. "

学生测试分数的总和让老师对全班掌握知识的情况有了一个很好的了解.

Illustration insulating

insulating verb

/ˈɪnsjəˌleɪtɪŋ/ /ˈɪnsələˌteɪtɪŋ/

隔离，绝缘。

"The thick walls were built for insulating the house from outside noise. "

这些厚墙是为了隔离房屋，使其不受外界噪音的影响而建造的。

Illustration hydration

hydration noun

/haɪˈdɹeɪʃən/

水合作用，水化（作用）。

"The chef explained that the perfect bread dough requires careful hydration of the flour with the right amount of water. "

厨师解释说，要做出完美的面包面团，需要用水适量地对面粉进行仔细的水合作用。