3VERB 从事,经营(尤指街头销售或服务) If you ply a trade, you do a particular kind of work regularly as your job, especially a kind of work that involves trying to sell goods or services to people outdoors. 从事,经营(尤指街头销售或服务)
...the market traders noisily plying their wares. [VERB noun]
大声吆喝货物的集市商贩
It's illegal for unmarked minicabs to ply for hire.
无标志的电话预订出租车沿街拉客是非法的。
4VERB (船、飞机或车辆)定期往返于 If a ship, aircraft, or vehicle plies a route, it makes regular journeys along that route. (船、飞机或车辆)定期往返于
Eighteen boats plied the 1,000 miles of river along a trading route. [VERB noun]
18艘船沿着贸易航线往返于1,000英里的河面上。
The brightly-coloured boats ply between the islands. [VERB prep.]