first put on trial sale

例句：

1. 1.The company is first putting on a trial sale of its new product.
   该公司正在首次推出其新产品的试销活动。
2. 2.The play was first put on trial sale at the local theater.
   这部戏剧首次在本地剧院进行试演。
3. 3.The singer's album will be first put on trial sale in the next month.
   这位歌手的专辑将在下个月首次进行试售。