Kickboxing classes: Throwing punches and jabs is a great way to get your heart pumping and meltup to 680 calories an hour.
跆拳道班：拳打和脚踢是一个好办法，让你每小时燃烧高达680卡路里的热量。
2
A record ice meltup there is opening new shipping lanes that would greatly cut the amount of time it takes to get goods around the world.
一处曾有记录的冰川融化使得一条新的航道展现出来，这将大大缩短货物运送到世界各地的时间。
3
A meltup is a rapid and mass rush by investors into an asset class after a belated realization by market players that worthwhile gains are to be had there.