Phosphoranedioic acid
[化] 正膦二酸
🧩 词语组成解析
🗣️ 情景例句
Bye-bye.
再见。
As is the workman so is the work.
什么工人出什么活。
There had been fuel on the ship, but this did not appear to have caused the fire, and little smoke was produced.
很显然，船舱里已经发生了一场烈火，但是船舱内壁却完好无损。船上存放着汽油，但火灾似乎不是它引起的，因为没有冒出什么烟来。