但这些国家不必担心目标问题，这还多亏了前苏联国家。
But there is no need for them to miss their targets, thanks to the countries of the former Soviet Union.
比阿特丽斯：你不需要担心航班的事，时间还多得很呢！我会帮你拿行李的。
Beatrice: you don't need to worry about the flight-there's lots of time! I'll help you with your luggage. 4.
别担心你的数学，我跟你保证，我在数学上的困难比你还多。
Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.
应用推荐