cǎi / yòng / píng / jūn / chéng / běn / fǎ / kě / yǐ / jiǎn / shǎo / yí / cì / xìng / tóu / rù / de / yā / lì采用平均成本法可以减少一次性投入的压力。Using dollar cost averaging can reduce the pressure of investing a large amount at once.