Because of the limited human resources, entrepreneurship team everyone holding many important posts, the heads of wearingmanyhats.
因为人力资源有限，创业团队中每个人都身兼多职、头上戴着多顶帽子。
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They found it was a simple matter of Numbers: by wearingmanyhats, or antigen receptors, regulatory t cells can keep their eyes on a lot of different non-regulatory cells.
Many American people have seen Amish families, with the men wearing broad-brimmed black hats and the women in long dresses, in railway or bus terminals.