final completion短语¹⁴⁴⁹⁷²⁺² 基本例句 竣工 It took nearly 100 years from conception, demonstration, design, construction and operation to final completion of TGP. 三峡工程从构想、论证、设计、建设至竣工全面投入运行历时近百年。 enginsci The reaction may not go to final completion. 反应不可能进行到底。 bab