Be short of意思?

母语人士的回答
Rebecca
Be short of意味着某事不够好或已经触底。在这种情况下,演讲者表示he won't be short of challenges at Twitter ,这意味着 Twitter 永远不会面临足够的挑战和考验。例: I'm not short of clothes. I have too many clothes. (我的衣服不是用完了,而是太多了。) 示例: I'm a little short of smiles recently. I feel sad. (这些天我很少笑。很伤心。)