只有当

His father was a farmer and sharecropped a farm for the man who owned the property.

父亲的这种付出是只有当我长大成人，而且是有了自己的孩子后才能体会到的。

Two Hesperornis investigate, but Helen Cutter shoos them off by throwing small stones, and says that they "tend to be more dumb than violent, only attacking when they're in a panic or disturbed."

两只黄昏鸟前来骚扰，但被 Hellen 一面扔石头一面发出嘘声赶走了。 Helen 说它们&与其说凶暴，不如说愚笨，只有当它们受到惊吓或打扰的时候才会发动攻击。&

This application works with US and Canada only and when you resgiters with them you can even use Snoozing or recurring calls.

此应用程序与美国和加拿大只有当你resgiters ，你甚至可以使用想睡或反复出现的电话。

It is only effective if the ratios and trends which are produced are properly interpreted and substantiated.

只有当产生的比例和趋势都被正确地诠释和证实时，它们才是最有效的。

Toggles between moving the selection and copying the selection (only when the Selection tool is active).

之间切换移动的选择和复制的选择（只有当选择工具，是积极的）。

" Resources be fully utilized only when the resources they can play the role in promoting economic development."

&资源加以充分利用的资源，只有当它们可以发挥的作用，促进经济发展。&

The result is the kind of visual impact that usually only comes when someone actually whacks your eyeball with a hammer.

其结果是什么样的视觉效果，通常也只有当某人实际上whacks你的眼球用锤子。

Although this can be hard to deal with, it's only when a child's behaviour is extreme that it suggests a behavioural disorder.

虽然这是很难处理，只有当一个孩子的行为是极端的，它表明，行为障碍。

We have rendered terms into the nearest English equivalents only when these seemed suitable and natural in the context.

我们提供了条件到最近的英语现金等价物只有当这些似乎合适的和自然的背景。

Trade association's occurrence and existence has its own efficient boundary, enterprises choose join a trade association or not, which base on the Analysis on Cost and Benefit . Enterprises will not join a trade association until its benefit because of consuming club product and personal product at least equal the cost in order to consume the two products.

行业协会具有自己产生和存在的合理边界，企业根据成本—收益分析选择是否加入行业，行业协会的存在边界在于只有当会员企业消费俱乐部产品和私人产品所得的收益大于等于其为消费这两种产品而支付的成本，他才会选择加入行业协会。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷