unblock a road; unblock a coronary artery.
清除路障；疏通冠状动脉
the firm unblocks your drain with high-pressure jets.
公司用高压喷射水流疏通您的排水道。
When the pipe was unblocked, the water drained out.
一打开水管, 水就流了出来。
Father told me to unblock the pipe to let the water run through.
父亲叫我把管子打通, 让水流过去。
unblock a road; unblock a coronary artery.
清除路障；疏通冠状动脉
the firm unblocks your drain with high-pressure jets.
公司用高压喷射水流疏通您的排水道。
When the pipe was unblocked, the water drained out.
一打开水管, 水就流了出来。
Father told me to unblock the pipe to let the water run through.
父亲叫我把管子打通, 让水流过去。
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