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erg

/ɜːɡ/ /ɝɡ/

Meanings
noun

尔格，焦耳每秒。

The unit of work or energy, being the amount of work done by a force of one dyne applied through a distance of one centimeter. Equal to 10−7 joules.

Examples :

"The physics student calculated the energy needed for the toy car to move forward, finding it required just a tiny fraction of an erg. "
这名物理系学生计算了玩具车前进所需的能量，发现仅仅需要一尔格的极小一部分。
energy physics unit work science

Related Words

Illustration required

required verb

/ɹɪˈkwaɪəd/ /ɹɪˈkwaɪɹd/

要求， 需求

"The teacher required the students to bring their textbooks to class every day. "

老师要求学生们每天上课都带课本。

Illustration especially

especially adverb

/əˈspɛʃ(ə)li/

特别，尤其。

"My sister is very helpful, especially when it comes to organizing things. "

我妹妹很乐于助人，尤其是在整理东西方面。

Illustration vegetation

vegetation noun

/ˌvɛd͡ʒəˈteɪʃən/

植物，植被

"There were large amounts of vegetation in the forest."

森林里有大量的植被。

Illustration stretching

stretching noun

/ˈstɹɛtʃɪŋ/

伸展，拉伸

"The stretching of the rubber band showed its elasticity. "

橡皮筋的拉伸展示了它的弹性。

Illustration ergometer

ergometer noun

/ɜːrˈɡɒmɪtər/ /ɜːrˈɡoʊmɪtər/

功率计，测功仪

"The physical education teacher used an ergometer to measure how much energy the students used during their bike sprints. "

体育老师用功率计来测量学生们在自行车冲刺时消耗了多少能量。

Illustration contains

contains verb

/kənˈteɪnz/

包含，包括，含有

"The box contains my old toys. "

这个盒子里装着我以前的玩具。

Illustration distance

distance noun

/ˈdɪs.təns/

距离，路程。

"From Moscow, the distance is relatively short to Saint Petersburg, relatively long to Novosibirsk, but even greater to Vladivostok."

从莫斯科出发，到圣彼得堡的距离比较近，到新西伯利亚的距离相对较远，但到符拉迪沃斯托克的距离就更远了。

Illustration centimeter

centimeter noun

/ˈsɛntɪˌmiːtər/ /ˈsɛntəˌmiːtər/

厘米, 公分

"The ant was only about one centimeter long. "

这只蚂蚁大约只有一厘米长。

Illustration fraction

fraction noun

/ˈfɹæk.ʃən/

部分，片段，一小部分。

"The fraction of the pie left was very small; only a tiny bit remained. "

剩下的那块蛋糕只有一小部分了，几乎只剩一点点。

Illustration kilometers

kilometers noun

/kɪˈlɑːmɪtərz/ /kəˈlɑːmɪtərz/ /ˈkɪləˌmiːtərz/ /kəˈlɒmɪtərz/

千米，公里

"The school is two kilometers from my house, so I usually take the bus. "

学校离我家有两公里，所以我通常坐公交车。

Illustration hundreds

hundreds noun

/ˈhʌndɹədz/

一百美元钞票，百元大钞

"The car dealer only accepted hundreds for the down payment, so I had to go to the bank and withdraw cash. "

汽车经销商只收百元大钞作为首付，所以我不得不去银行取现金。

Illustration calculated

calculated verb

/ˈkælkjəleɪtɪd/

计算，算出。

"Calculate the square root of 3 to 10 decimal places."

计算出3的平方根，精确到小数点后10位。