snowplough n. 雪犁, 扫雪机, 犁雪机
snowplough[ noun ]
a vehicle used to push snow from roads
<noun.artifact>
Snowplow \Snow"plow`\, Snowplough \Snow"plough`\, n.
An implement operating like a plow, but on a larger scale,
for clearing away the snow from roads, railways, etc.