试探性的英文：
probing; trial

参考例句：

A tentative suggestion
试探性建议

"Could" is used to make more tentative suggestions.
Could这个词可用以提出较试探性的建议。

probing是什么意思：
adj. 探索的，寻根究底的，深入锐利的
n. 探索，探查
v. probe的现在分词；探查

The probe unit is hermetically sealed.
探头装置是密封的。

The sensitivity of the probe inputs is field adjustable.
探头输入的灵敏度可以在现场调整。

A method for the preparation of the microdialysis probe is reported.
介绍了一种自制微透析探针的制备方法

The journalist was probing into several financial scandals.
那记者正在调查几起财务丑闻。

Dual moisture detection probes to eliminate false alarms
双重防潮保护的探针能够避免警报失灵或误报

trial是什么意思：
n. 审讯；试验，试用；磨难；努力；选拔赛
adj. 试验的，试用的；审讯的

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。

It is exciting to watch motorcycle trials.
观看摩托车比赛让人很兴奋。

You have to be very serious in trial courts.
在法庭上，你应该态度严肃。