distinctly

这个题目在大学的CET-4中有，属于难度较大的同意词语辨析，应该选择 B.distinctly

意思是：她说她明显的感到了药效不错

definitely

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1. 明确地;明显地,清楚地

I cannot say definitely until I see Hunt.

我要等见过亨特后才能有个明确的说法。

2. 肯定地;当然

He is definitely coming.

他一定会来的。definitely

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distinct

1. 与其他不同的,有区别的[(+from)]

The twins had distinct tastes.

这两个双胞胎嗜好不同。

2. 明显的,清楚的;确定无误的

You should make your writing distinct.

你应把字写清楚。

3. 难得的

clearly

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1. 明亮地;明净地

2. 明确地,清楚地

He spoke so clearly that I could hear every word.

他讲得非常清楚,每个字我都听得见。

3. 显然地,无疑地

He was clearly mistaken.

他显然弄错了。

That's clearly an excuse.

那显然是个借口。

entirely

1. 完全地;彻底地

My life is entirely given up to work.

我的一生全部献给了工作。

I entirely agree with you.

我完全赞同你。

It was entirely my own fault.

这完全是我自己的错。