龙向那位妇人发怒。
“从小型古暴龙向大型晚期暴龙的进化并不是一个平滑渐变的转变过程，”布鲁塞特说。
"These things didn't all form a smooth, gradual transition from small, older tyrannosaurs to big, more recent tyrannosaurs," said Brusatte.
给实验大鼠鞘内注射羧苄索龙（一种特殊的间隙连接阻滞剂），向对照组大鼠注射生理盐水。
Experimental rats were intrathecally injected with carbenoxolone, a special gap junction blocker, and the control rats with the saline.
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