equivalence是什么意思 equivalence的用法 equivalence怎么读

equivalence

英 [ɪ'kwɪv(ə)l(ə)ns]美 [ɪ'kwɪvələns]

n. 等值；相等

星级词汇:★

记忆方法

1、equi- "equal" + val- "be well, be worth" + -ence.

英语词源

equivalence (n.)

1540s, from French équivalence

, from Medieval Latin aequivalentia, from Late Latin aequivalentem "equivalent" (see equivalent). Related: Equivalency (1530s).

权威例句

1. Nuclear physics has provided extensive experimental support for the mass - energy equivalence.

原子核物理学已经为质能等效性提供了广泛的实验证据.

2. The midpoint and equivalence point for carbonic acid are much higher.

碳酸滴定中点和等量点也高得多.

3. This verifies the equivalence of pure shear and simple shear.

这就证明了线剪切与简单剪刀的等价性.

4. The mass - energy equivalence has been amply confirmed.

质与能的相当性已被充分地证实.

5. In fact, we shall use the same notation for word and its equivalence.

实际上, 我们将用同样的记号来记一个字和它所在的等价类.

[ equivalence 造句 ]