low echo zone 回波区
low echo 低回波 ; 低回声型
diffuse low echo 弥漫性低回声组
sporadic low echo 片状低回声组
low echo area 低回声区
even low echo 均匀低回声
low echo-level 低回声
mostly low echo 以低回声为主
Widespread low echo 广泛低回声
The B ultrasound showed low-echo in all 16 cases.
超检查16例，均可发现实质性低回声包块；
Here in SEG Square, the products of those suppliers fill glass cases and hang from pegboards in vast, low-ceilinged grottoes that would echo if they weren’t crammed wall to wall with vendors’ stalls.
在赛格广场上，玻璃橱窗中都是这些供应商的产品，它们被挂在巨大压抑的人工洞室中，如果不是供应商的摊位塞满了这里，洞室里会有回音。
These results echo earlier research by Dr DeBruine’s thesis adviser, evolutionary biologist Bobbi Low.
这些结果呼应了进化生物学家波比·洛先前的研究，波比是德布鲁恩博士的论文导师。
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