adv.初步，尝试性地，暂时性地

We've tentatively scheduled the meeting for next Wednesday.
我们暂定在下周三开会。
The project is still in its tentative stages.
该项目仍处于初步阶段。
She gave me a tentative smile, unsure of how to react.
她对我露出不确定的微笑，不知道该如何回应。
The proposal is being considered on a tentative basis.
该提议正在被暂时考虑中。
He made a tentative attempt to open the locked door.
他试着小心翼翼地打开那扇锁着的门。
The diagnosis is still tentative; further tests are needed.
诊断仍是初步的，还需要更多的检查。
They've tentatively agreed to participate in the peace talks.
他们已初步同意参与和平谈判。
The artist made a tentative sketch before starting the painting.
画家在开始绘画之前先做了个大致的草图。
We're tentatively planning a vacation to Hawaii this summer.
我们暂定今年夏天去夏威夷度假。
The new policy is being试行on a tentative basis for six months.
新政策正在试行六个月，以观察效果。