试用品的英文怎么说

试用品的英文：
a trial product; a sample

Trial by ordeal.
神裁法。

The trial attracted wide attention.
此案审理引起了广泛关注。

The boy is a trial to his parents.
这男孩是他父母的包袱。

productive farmland; his productive years; a productive collaboration.
多产的农田；他的多产年；多产的合著。

The products are of poverty.
这批产品质量很差。

Mechanic Products
机械产品学

These are the samplings used in the survey.
这些是调查的采样。

Here is our sample room.
这是我们的样品室。

The sperm sample is produced by masturbation.
精子样本通过手淫获取。