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误差

wùchā

error; deviation

A scientist comparing two nearly identical readings on lab instruments
Memory picture

Characters in this word

误 wù

Strokes
9
Radical
讠 — words, speech
Made of
讠 words, speech 吴 one of several warring states
How it's built
Phono-semantic — one part hints at the meaning, another at the sound
More about the character 误

差 chà

Strokes
9
Radical
工 — labor, work
Made of
羊 sheep, goat 工 labor, work
How it's built
Ideograph — the meaning is built from its parts

Example phrases

  • 这次测量的误差控制在千分之一以内,因此结果相当可靠。 Zhè cì cèliáng de wùchā kòngzhì zài qiānfēnzhīyī yǐnèi, yīncǐ jiéguǒ xiāngdāng kěkào. The error in this measurement was kept within one thousandth, so the result is quite reliable.
  • 天气预报有时也有误差,仅供参考。 Tiānqì yùbào yǒushí yě yǒu wùchā, jǐn gōng cānkǎo. Weather forecasts also have errors sometimes; they are for reference only.
  • 仪器用久了会老化,测出的数据误差增大。 Yíqì yòng jiǔle huì lǎohuà, cè chū de shùjù wùchā zēngdà. Instruments age after long use, and the error in the measured data grows.

Related words

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