不准

A.C. rectified power supplies were not available; A.C.currents were not allowed in the whole building,a dampish corner in the basement of which served as our laboratory,with a dampish chemical laboratory overhead;we were in on the ground floor.

不提供交流整流电源；整幢楼都不准有交流电，这幢楼地下室潮湿的一角便用做了我们的实验室，头顶就是一个潮湿的化学实验室；我们从一楼进入。

To prepare a piano for an exam, the Detune function under the Edit menu can be used.

可以采用编辑edit菜单下的detune（翻译为&反调律&，指将一台准的琴反调律到不准）功能来进行一遍反调律。

No matter the principle of relativity from Einstein's Relativism, Heisenberg's Uncertainty Principle, Bohr's Complementary Principle and Prigogine's Dissipativity Structure, they all tell us that, we can not exclude the human's existence in nature and the important role people play in nature as well.

无论是爱因斯坦的相对论、海森堡的测不准原理，还是玻尔的互补原理、普利高津的耗散结构，都告诉人们，我们不能排除人在自然科学中的存在，不能排除人在自然科学中的重要作用。

The excludable classes are described below.

下列各项，对各种不准进入美国之人士作了说明

Laser imaging imagesetter to laser are crystal moduators or galvanometric system of electronic color screen, the computer-controlled laser or blocked in order to reach a record of silver halide film forming images on exposure, high precision by the treatment of development for World silver halide film.

激平影像照排机机，以激平为平源的晶体调制器或振镜编制举行的激平电子分色增网，施计算机把持使激平堵住或被不准以到达纪录银盐软片上曝平变成影像，不纬显影得回矮精度的网点银盐底片。

John snapped his fin gers at the sign that said" Don't enter", and he went into the door.

约翰漠视&不准进入&的牌子，进去了。

The Goajiro,for their part, always spoke a kind of boneless Castilian with brilliant flashes, like Chon's own dialect, and a perverse precision that my grandmother forbade her to use because it always led to an inescapable ambiguity:"The lips of the mouth".

而Goajiro人之间，总是讲一种柔软无骨的Castile话，其间常有些妙语，Chon的土话就是这样子的。我外祖母不准她说那种话，因为它精确得过分，反倒常常导致无可避免的混淆，比方说：&嘴上的唇&。

Your guss is as good as mine.

我跟你一样拿不准。

Their houses were immaculately neat and tidy, with no pets allowed by order of Denis.

他们的家打扫得干干净净，布置得有条有理。丹尼斯还规定家里不准养任何爱畜。

Their houses were immaculately neat and tidy, with no pets allowed by order of Denis.

他们的家打扫得干干净净，布置得有条有理。丹尼斯还规定家里不准养任何宠物。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！