propene

/ˈproʊpiːn/ /ˈproʊpeɪn/

Meanings

noun

丙烯，丙烯烃。

(official IUPAC name) The organic chemical compound propylene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C3H6.

Examples :

"The chemical plant produces large quantities of propene, which is then used to make plastics. "

这家化工厂生产大量的丙烯，然后用它来制造塑料。

Related Words

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。

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。

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。

quantities noun

/ˈkwɒn.tɪ.tiz/ /ˈkwɑntɪtiz/

数量，计数，额度

"You have to choose between quantity and quality."

你必须在数量和质量之间做出选择。

plastics noun

/ˈplæstɪks/

塑料，塑膠。

"Many toys are made of plastics because they are durable and easy to mold. "

很多玩具都是用塑料做的，因为它们很耐用而且容易塑形。

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。

official noun

/əˈfɪʃəl/

官员，公务员

"David Barnes was the official charged with the running of the sports club."

戴维·巴恩斯是负责管理这家体育俱乐部的官员。

produces verb

/pɹəˈdjuːsɪz/ /pɹəˈdusɪz/

生产，制造，产生

"Our apple tree produces a lot of fruit every summer. "

我们的苹果树每年夏天都结很多果实。

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。

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。

propylene noun

/ˈproʊpəˌlin/ /ˈproʊpɪˌlin/

丙烯，丙烯烃。

"Many plastics, like those used in food containers, are made from propylene. "

许多塑料，比如用于食品容器的那些，都是用丙烯制成的。

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。