刀杆可在铁轨下方进行有效切挖，同时也可移除脏污道砟，并将其存放到挖掘圆盘上。

The cutter bar efficiently cuts its way underneath the track, where it removes fouled ballast and deposits the spoil into the digging wheel.

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这些河流包括俄勒冈南部的切特科河，一些金矿工人计划用吸扬氏挖泥船把这个州内一些最适合大马哈鱼产卵的河底挖深。

They include southern Oregon's Chetco, where gold miners plan to suction-dredge some of the best salmon spawning grounds in the state.

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他看那男孩正坐在地上，用手指头使劲地在地板缝里挖呀挖的，当他看见客人时，就消失了。 随后客人讲述了他所看到的一切，并且仔细描述了那孩子的模样。

There he saw the child sitting on the floor, and busily digging and rooting about in the cracks in the floor.

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