Micropycnometer
微型比重瓶
🗣️ 情景例句
Nice talking to both of you.
很高兴与两位交谈。
For my math requirements, I'll be taking algebra, calculus, and trig.
数学的必修学分预定选代数、微积分、三角法。
You're never too old to enjoy a Christmas stocking.
“你永远不会老到不能享受圣诞袜的乐趣，”