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ethylene

/ˈɛθəˌliːn/

Meanings
noun

乙烯

The common name for the organic chemical compound ethene. The simplest alkene, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C2H4.

Examples :

"Farmers use ethylene to help ripen fruits like bananas and tomatoes after they are picked. "
农民使用乙烯(也叫乙烯气体)来帮助采摘后的香蕉和西红柿等水果催熟。
compound chemistry substance fuel material science

Related Words

Illustration compound

compound noun

/ˈkɒmpaʊnd/ /ˈkɑmpaʊnd/ /kəmˈpaʊnd/

营地，集中营。

"The prisoners were kept in a secure compound. "

囚犯们被关在一个戒备森严的营地里。

Illustration hydrocarbon

hydrocarbon noun

/ˈhaɪdroʊˌkɑːrbən/ /ˈhaɪdrəˌkɑːrbən/

碳氢化合物，烃。

"Gasoline is a hydrocarbon fuel used in many cars. "

汽油是一种碳氢燃料，很多汽车都在使用。

Illustration gaseous

gaseous adjective

/ˈɡæʃəs/

气体的，气态的

"The stove burner released a gaseous smell, signaling the propane was low. "

炉子上的燃气灶散发出一种气体的味道，表明丙烷快用完了。

Illustration tomatoes

tomatoes noun

/təˈmeɪtoʊz/ /təˈmɑːtoʊz/

西红柿，番茄

"My grandmother grows the best tomatoes in her garden every summer. "

我奶奶每年夏天都在她的花园里种出最好的西红柿。

Illustration organic

organic noun

/ɔːˈɡænɪk/ /ɔɹˈɡænɪk/

有机化合物

"The chemist studied the properties of the organic compound. "

这位化学家研究了这种有机化合物的性质。

Illustration simplest

simplest adjective

/ˈsɪmpləst/

最简单的，极简的

"The simplest way to solve the math problem was to use the formula directly. "

解决这个数学题最简单的方法就是直接用公式。

Illustration divalent

divalent adjective

/daɪˈveɪlənt/

二价的

"Magnesium is a divalent metal, readily forming compounds with other elements. "

镁是一种二价金属，很容易与其他元素形成化合物。

Illustration colorless

colorless adjective

/ˈkʌlərləs/ /ˈkʌlɚləs/

无色的，没有颜色的

"The water in the glass was completely colorless, like pure, clear liquid. "

杯子里的水完全是无色的，就像纯净透明的液体一样。

Illustration formula

formula noun

/ˈfɔː.mjʊ.lə/ /ˈfɔɹ.mjə.lə/

公式，方程式

"The formula for calculating the area of a rectangle is length times width. "

计算长方形面积的公式是长乘以宽。

Illustration temperature

temperature noun

/ˈtɛmp(ə)ɹətʃə(ɹ)/

温度，气温

"The temperature in the room dropped nearly 20 degrees; it went from hot to cold."

房间里的温度下降了将近二十度；从热变冷了。

Illustration pressure

pressure noun

[ˈpɹɛʃ.ə(ɹ)] [ˈpɹɛʃ.ɚ]

压力，压强。

"Apply pressure to the wound to stop the bleeding."

给伤口施加压力，止住出血。

Illustration chemical

chemical noun

/ˈkɛmɪkəl/

化学物质，化学品

"The scientist studied the chemical composition of the soil sample. "

这位科学家研究了土壤样本的化学物质组成。