But the weakness of the easy damage and difficult repaired of shield tail brush restrict the shield long advance.
而盾构尾刷的容易损坏且较难更换的缺点，制约了盾构长距离掘进。
The shield tail brush is an important accessory in soft soil tunnel shield device, and is often used in the tunnel construction.
盾尾刷是软土层隧道盾构设备中的一个重要配件，在隧道施工中常被使用到。
A fox USES its tail (or "brush") as a warm cover in cold weather and as a signal flag to communicate with other foxes.
狐狸用它的尾巴(或“毛刷”)在冷天时盖上保暖，同其他狐狸交流时亦可用来做信号旗。
He moved down the spine toward the tail, probing around each vertebra with the handle of his brush.
他拿着刷子，移向尾部脊椎，细细摸索。
His moderately compact and well furred body erect ears and brush tail suggest his northern heritage.
身体紧凑，有着很厚的被毛，耳朵直立，尾巴象刷子，显示出北方地区的遗传特征。
His moderately compact and well furred body erect ears and brush tail suggest his northern heritage.
身体紧凑，有着很厚的被毛，耳朵直立，尾巴象刷子，显示出北方地区的遗传特征。
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