三次测量，一次切除。

Measure thrice, cut once.

Source: Tatoeba

Sentence Composition

=1 三次 sāncì
  1. third
  2. three times
  3. (math.) degree three, cubic (equation)
=1 三次 Sāncì
  1. (～市) Miyoshi (a city in Hiroshima Prefecture, Japan)
  2. Miyoshi (a city in Hiroshima Prefecture, Japan)
  3. Used other than figuratively or idiomatically: see 三, 次.
2 测量 cèliáng
  1. survey
  2. to measure
  3. to gauge
  4. to determine
3 一次 yīcì
  1. first
  2. first time
  3. once
  4. (math.) linear (of degree one)
4 切除 qiēchú
  1. to excise
  2. to cut out (a tumor)