Participating doesn't necessarily involve a huge time commitment.

参加并定意味着要投入很多时间。

Or just emergencies, not necessarily angry ones.

或者只是紧急情况，定是愤怒的。

This is not necessarily a bad thing.

这并定是什么坏事。

Creativity does not necessarily have to manifest itself through art.

创尽然必须通过艺术表达。

The wealthy are not necessarily happy; likewise, the poor are not necessarily sad.

有钱人未必快乐；同样地，穷人未必悲伤。

Not necessarily, tablets have too many distractions.

定，平板电脑有太多让人分心的地方。

" Oh no, not necessarily, " said Hermione.

“，定，”赫敏说。

Blue light isn't necessarily bad for us.

蓝光定对我们有害。

Spending money helping others doesn't necessarily promote happiness.

花钱帮助别人定会提升幸福感。

Not necessarily engineering, safety, cost, and longevity.

定是工程、安全、成本和寿命。

They do not necessarily kill pests immediately.

它们定会立即杀死害虫。

But not necessarily in the right direction.

但定是向正确的方向调整。

Don't necessarily trust somebody just because they call themselves a guru.

必相信那些自称为导师的人。

That is not necessarily something to lament.

这定是件值得哀叹的事情。

But despair is not necessarily the only difficulty.

但绝望并定是唯的困难。

But that's not necessarily a bad thing.

但这未必是件坏事。

But safety and comfort aren't necessarily intertwined.

但安全和舒适并定是交织在起的。

But the scale doesn't necessarily end here.

但卡尔达肖夫指数并定到此为止。

You don't necessarily have to say field.

你根本必说领域这词。

High water is not necessarily a bad thing.

水位高定是件坏事。