jiǎnshuǐ / shì / yīzhǒng / chángjiàn / de / shípǐn / tiānjiājì / dàn / shǐyòng / shí / yào / kòngzhì / hǎo / yòngliàng碱水是一种常见的食品添加剂,但使用时要控制好用量。Lye water is a common food additive, but its dosage must be controlled when used.