虽然游泳者的动作可能是平稳和流畅的，但人们既没有鳍来保持漂浮或产生速度，也没有鳃用于在水下呼吸。
While the swimmer's movements may be smooth and fluid, people have neither fins to stay afloat or generate speed, nor gills to deal with going under.
既没有考虑流，也没有描述业务事件或规则。
There is no sense of flow, nor description of business events or rules.
这是迷信，既没有科学依据地相信某物会带来好运或厄运。
Is a superstition, a belief that something brings good or bad luck — without a scientific reason to think so.
应用推荐