The capsaicin from chili peppers, "it is actually a selective drug.

VOA: standard.2010.05.04

And all ion channels are selective for a single type of ion, and we can think about how that selectivity takes place, and that's where this idea of atomic radius is going to become very important.

所有的离子通道都是仅对某一种离子具有选择性的，而我们可以来想一想这种选择性是如何发生的，这也就是原子半径这个概念将会变得，非常重要的地方。

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I'm a little bit more selective with that

我对角色比较挑剔。

唱片即将上市 - SpeakingMax英语口语达人

The Libyan leader has also warned that the ICC is "selective" in meting out justice, and that it is "employing a policy of double standards in targeting African and third-world states."

VOA: standard.2009.03.26

What it is is a selective exploration of the question of the questions.

而是对“问题中的问题“的选择性探索。

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