A trader is a person who operates for other people's assets. Traders mainly serve large investors (investment institutions). They are often traders, who have a good grasp of the disk, can grasp the timing of opening positions and closing positions according to customer requirements, master the skills of opening positions and throwing chips skillfully, and control the development of the disk to a certain extent by taking advantage of capital. They can find every subtle change on the disk, thus reducing the occurrence of risks.

(1) Control, dominate and manipulate an action, plan or event. There are special traders in commercial activities and market competition, as well as in the entertainment circle. The explosion of garlic, mung bean and salt is a malicious commercial competition planned and implemented by vendors in the market field: a bag of salt sells 15 yuan, and there must be vendors behind it; For example, a trader manipulates the whole process, which is called hype packaging.

2 leaders and team leaders; A planner or messenger. The main person in charge of an act or event, the commander, the process and direction of manipulating someone or an event: he is the trader of the whole event.

(3) The metaphor of a person who encourages, encourages or instigates others to do things is generally derogatory: he is a disgraceful trader.