Because not that long ago, mental health was a taboo topic shrouded in stigma.

因为就在不久前，心理健康还是一个充满污名、讳莫如深禁忌话题。

It was a matter upon which he was reticent, and with persons of his kind a direct question is never very discreet.

是一个他讳莫如深话题；对于像他样人直接问类事也是很不谨慎。

He could not confide them even to his wife, although they provide the unacknowledged foundation of his fiction.

他甚至对自妻子也讳莫如深，尽管历为他小说莫定了潜在性基础。

This is a complex psychological phenomenon that troubles millions of children worldwide, but we have been reluctant to discuss it openly.

是一个困扰着全球数百万儿童复杂心理现象，只是我们一直讳莫如深、避而不谈。

Though it's been widely reported that this inaugural iteration of the character was 19 years old, Mattel itself is typically mum on the whole topic.

尽管有大量报道称，第一代芭比年龄为 19 岁，但美泰公司对一话题却讳莫如深。

Many AI companies have become cagey about what data their models are trained on, citing competitive confidentiality (and, their detractors suspect, fear of legal action).

许多人工智能公司对其模型所用数据都讳莫如深，理由是出于竞争保密虑（而且批评者怀疑，还因为害怕法律诉讼）。

Dr Zamft and his colleagues are coy about the crops to which they are applying their computational breeding programme at first, and which traits they will attempt to improve.

Zamft 博士和他同事们对于他们最初将应用计算育种程序作物以及他们将尝试改良哪特性都讳莫如深。