vs

Average Rank: 16304

Source: ECDICT

prep. 对 [经] 对

n a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
n a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite
n the cardinal number that is the sum of four and one
n the 22nd letter of the Roman alphabet

Collins Rating: ★ ★ ☆ ☆ ☆

Difficulty: ADVANCED

Word Frequency Rankings

#8911

Conversational and colloquial usage

Percentile: 10.9% (Top 10.9% most frequent)

10.9%

Out of 10,000 words in the TV & Movie Scripts corpus