指抛竿定位性差，饵落在较大范围内，使进窝的鱼过于分散。
结果：对照组大鼠牙齿表面有散在病原菌，窝沟和龈沟内有大量病原菌或菌斑。
RESULTS: in the control group, there were scattered pathogenic bacteria on the teeth surface and bacterial plaque and great deal pathogenic bacteria in the teeth fissure and gingival sulcus.
她们一窝蜂地挤拢来，每人盛了一碗，就四散地蹲伏或者站立在路上和门口吃。
They make a wild rush to fill their bowls, licking off the congee slopped over the side, then scatter in the road or in the doorway, either squatting or standing.
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