用trialed造句子，“trialed”造句
来源：国语帮 1.18W
Supermarket giant Tesco successfully trialed the hi-tech store in a South Korean subway station and there are now plans to bring the concept to Britain.
Last year, the Beijing municipal government trialed higher parking fees in several areas.
The traditional African remedy is being trialed in British hospitals after a study led by a senior nurse raised in Zimbabwe.
