Etofylline
[化] 乙羟茶碱
🗣️ 情景例句
Of course, I'll visit at least once a year, maybe more.
当然，我最少每年会来拜访一次，也许更多次。
Seize (or Take) time by the forelock.
撤热打铁。
Experiments have proved that children can be instructed in swimming at a very early age.
实验证明，儿童在很小的时候就可以开始学习游泳。