deceleration

/diːsɛləˈɹeɪʃən/ /dɪˌsɛləˈɹeɪʃən/

Meanings

noun

减速, 减缓速度

The act or process of decelerating.

Examples :

"The rocket is now in deceleration."

火箭现在正在减速。

noun

减速，减缓，降低速度

The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity).

Examples :

"The brakes produce a deceleration of 10 metres per second."

刹车产生了每秒10米的减速度。

physics technical

Related Words

decreases noun

/dɪˈkriːsɪz/ /ˈdiːkriːsɪz/

减少量，减量

"One research team has recorded Baishui’s decrease at about 27 meters per year over the last 10 years."

一个研究团队记录到，在过去十年里，白水冰川每年的减少量大约为27米。

brakes noun

/bɹeɪks/

蕨，羊齿植物

"The forest floor was covered in brakes, making it difficult to see the trail. "

森林的地面上长满了蕨类植物，很难看清小路。

velocity noun

/vəˈlɒsəti/ /vəˈlɑsəti/

速度，速率。

"The car's velocity changed from 30 mph east to 40 mph west, demonstrating a change in direction. "

这辆车的速度从每小时30英里向东变为每小时40英里向西，这表明它的速度方向发生了改变。

vector noun

/ˈvɛktə/ /ˈvɛktɚ/

向量, 矢量

"The wind's vector pointed directly north at 15 miles per hour, making it hard to ride my bike home. "

风的矢量指向正北，时速15英里，这让骑自行车回家变得很困难。(Fēng de shǐliàng zhǐxiàng zhèng běi, shísù 15 yīnglǐ, zhè ràng qí zìxíngchē huí jiā biàn dé hěn kùnnan.)

rocket noun

/ˈɹɒkɪt/ /ˈɹɑkɪt/

火箭，导弹

"The rocket propelled the small toy car across the room. "

那个火箭发动机推动着小玩具车穿过房间。

quantity noun

/ˈkwɑndədi/ /ˈkwɒn.tɪ.ti/ /ˈkwɑn(t)ɨti/

数量，数目，总数

"You have to choose between quantity and quality."

你必须在数量和质量之间做出选择。

metres verb

/ˈmiːtərz/ /ˈmɛtərz/

测量，计量.

"The water company metres the amount of water each house uses. "

自来水公司计量每户人家用水量。

scalar noun

/ˈskeɪlər/ /ˈskælər/

标量，无向量。

"The recipe only needs the scalar quantity of two cups of flour, not the direction in which to pour it. "

这个食谱只需要两杯面粉这个标量的数量，而不需要说明倒入的方向。

produce verb

/pɹəˈdjuːs/ /pɹəˈdus/ /ˈpɹɒdjuːs/ /ˈpɹoʊ.dus/

生产，制造，产生

"The farmer's fields produced a bountiful harvest of tomatoes this year. "

今年农民的田地里生产了大量的西红柿。

process noun

/ˈpɹoʊsɛs/ /ˈpɹəʊsɛs/ /ˈpɹɑsɛs/ /pɹəˈsɛs/

过程，流程。

"The process of baking a cake involves several steps, from mixing the ingredients to putting it in the oven. "

烤蛋糕的过程包含好几个步骤，从混合配料到放入烤箱。

decelerating verb

/diːˈseləreɪtɪŋ/ /dəˈseləreɪtɪŋ/

减速，放慢速度。

"The bus was decelerating as it approached the school stop. "

公交车在靠近学校车站的时候正在减速。

amount noun

/əˈmaʊnt/

总量，总数.

"The amount of atmospheric pollution threatens a health crisis."

大气污染的总量威胁着一场健康危机。