不能肯定

Percy Weasley was made the personal assistant of Mr. Crouch . It is unclear if this was actually Crouch 's intention--he, after all, didn't even remember Percy 's name, and mentioned that Percy was overeager.

珀西·韦斯莱曾是克劳奇先生的私人秘书，但不能肯定这是否是克劳奇自己的意愿，毕竟，他甚至根本记不住珀西的名字，也提到过珀西太过于热切了。

Percy Weasley was made the personal assistant of Mr. Crouch. It is unclear if this was actually Crouch's intention--he, after all, didn't even remember Percy's name, and mentioned that Percy was overeager.

珀西韦斯莱曾是克劳奇先生的私人秘书，但不能肯定这是否是克劳奇自己的意愿，毕竟，他甚至记不住珀西的名字，也提到过珀西太过于热切。

The 9 specimens were not confimed to livae viable organisms of Chlamydia trachomatis. The debris of nonviable Chlamydia trachomatis DNA was exluded from urinogenital tract at about one month.

结论沙眼衣原体感染患者在服用抗生素后，PCR阳性不能肯定为有活性的沙眼衣原体存在，因其死亡的DNA片段可在体内存留1个月，只要有DNA片段存在，PCR检测均为阳性。

I thought it was right though I wasnt sure.

我想那是对的，不过我也不能肯定。

I have heard anodizing can be done using a car battery charger, but I have not tried this, so I am not sure what exactly the requirements are for the charger.

我听到阳极氧化可以使用汽车电池充电器，但是我还没有尝试的，所以我不能肯定，究竟要求的充电器。

Clinton's order not only fails to affirm the limited powers of the executive branch, it effectively revokes the 10th Amendment and arrogates to the President broad new powers tantamount to those of a totalitarian dictatorship.

克林顿的命令，不但不能肯定行政部门的权力有限，它有效青海省第十修正案竟然向总统广泛权力，无异于那些新极权专政。

If you want to be creative, then you will have to get used to spending most of your time not being creative, to being becalmed on the ocean of scientific knowledge.

因为你总也不能肯定哪个才是要研究的正确问题，你在实验室里，在书桌前的大部分时间是会虚掷的。

If you want to be creatie, then you will hae to get used to spending most of your time not being creatie, to being becalmed on the ocean of scientific knowledge.

因为你总也不能肯定哪个才是要研究的正确问题，你在实验室里，在书桌前的大部分时间是会虚掷的。

"I'm not sure I want to tell people because it's controversial," she laughs.

&我不能肯定我想告诉人们，因为它的争议性&，她笑说。

I'm not sure that this is the most valuable use of my time.

我不能肯定我的时间这样来安排是最有价值。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。