well-hidden

For although he had surely learnt by now about the birds and the bees, his heart was to be elsewhere. The secret of how the babies were born was hidden well, but everyone knew there was a secret.

他已经知道了关于鸟类和蜜蜂的那些事，至于人类婴儿，虽然还是个秘密，但每个人都知道，存在着这样一个秘密。

Only the hidden trouble existing in the testing stage has been considered in designing the casing program for the high temperature and high pressure well, can the casing safety be guaranteed.

在对高温高压井进行井身结构设计时必须考虑测试期间存在的隐患，才能保证套管安全。

Results: The well-done meat products in bulk in the food supermarket, fruits in bulk have greater hidden hygiene dangers.

结果食品超市散装熟肉制品、散装蜜饯存在较大的隐患，饮料、糖果、消毒牛乳、糕点类食品卫生状况较好。

It is also amazing that China already has well over 100 hidden champions, probably more than highly developed countries such as France, the UK or Japan.

同样令人吃惊的是，中国已拥有远超100家的隐形冠军企业，可能高于法国、英国或日本等高度发达国家。

Better is open rebuke than hidden love. Well meant are wounds a friend inflicts.

当面的责备,强如背地的爱情. 朋友加的伤痕出于忠诚.

I'm back in the country and well hidden.

我回到了这个国家，隐蔽得很安全。

The authors, by means of safety testing and measuring as well as checking calculation for the bottom gate, discovered safety hidden trouble in gate system, and put forward the suggestion of treatment.

通过对底孔闸门的安全检测及复核计算，发现了闸门系统存在的安全隐患，并提出了处理建议。

But if the trail of predecessor is long, redundancy can be well hidden.

但是如果前导的联接链很长, 那么这种多余就常常隐藏起来.