Dear xxx, How fast time flies! It's been six months since we were... that I can do better. This is the first time we celebrate your birthday together, and I promise to always be with you on...
M2 is 4/3 times as fast as M1 這句話的直譯是 ：M2是M1的1.3333......(4/3)倍速度. 所以當然是M2比較快囉！
請提供空運最快可抵達時間 the fastest time這個寫法是中式英文; 正確說法是the earliest time 或.the fastest way/shipment. 翻譯 Please advise the earliest arrival time of the shipment by air.