常見(jiàn)例句雙語(yǔ)例句Besides having a sour test , acids change the colour of litmus from blue to red.除了有酸味以外,酸還能使石蕊由藍(lán)色變成紅色。tsunzhi.blog.163.comTurn the remnant of sodium hydroxide in the tube into water, and you'll find the solution turns red litmus blue.把管內(nèi)的氫氧化鈉殘液倒入水中,你就會(huì)發(fā)現(xiàn):溶液會(huì)使紅色石蕊試紙變藍(lán)。www.poetic.com.cnIt was not quite the sudden shift from litmus red to blue of an acid being neutralised by an alkali, but it was not far off.這種變化雖然不同于堿滴定酸時(shí)石蕊由紅到藍(lán)的突然轉(zhuǎn)變,但也相差不遠(yuǎn)了。blog.sina.com.cn權(quán)威例句It was not quite the sudden shift from litmus red to blue of an acid being neutralised by an alkali, but it was not far off.ECONOMIST: Ecology raids the techniques of chemistry 返回 litmus blue