知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 IPXIPX 1,26933 gold badges1010 silver badges1919 bronze badges 1 I should disagree: I believe your introduction of the trouble doesn't suggest you are gonna be introduced to the trouble, it only suggests the latter: that you'll be going to be introducing the issue to Other folks. Etymology: https://www.ecom-group.com/training-events/sap-cloud-integration-suite-cld900/