Spirothiobarbital
[化] 螺旋硫巴比妥
🗣️ 情景例句
Advice doesn't normally come cheap, but this piece is for free...
通常来说，忠告都是价值不菲的，但这个是免费赠送的。。。
Deep rivers move in silence, shallow brooks are noisy.
深水静静流，浅溪潺潺流。
Our TV set was broken last week. He mended it for us.
上星期我们的电视机坏了。他为我们修好了。