Thioformaldehyde
硫甲醛, 三聚甲硫醛
🗣️ 情景例句
What are some places of interest to visit there?
那儿有什么有趣的地方可以参观的吗？
He that knows nothing,doubts nothing.
无知即无疑。
If he had not broken his tooth, he would not be in hospital now.
如果他没有把牙齿弄坏，现在就不在医院了。