Propaldehyde
[化] 丙醛
🗣️ 情景例句
Their after-sales service was just so bad that I decided to never buy anything from that shop again.
他们的售后服务太差了，所以我决定从此不再能家商店买东西。
Our company is one of the big names and has a long tradition.
我们是一家久负盛名，有着悠久历史的公司。
Then he gets out of the lift and climbs up to the fifteenth floor on foot.
接着他走出电梯并徒步登上第15层。