单点攻击。
At that point, we certainly feel under attack.
此时，我们肯定感觉受到打击。
Your father has had a serious heart attack. We cant tell how bad it is at this point, but hes alive and alert. Now, can you tell me anything about his medical history?
你父亲心脏病发作很严重。我们目前无法知道有多糟，但是他还活著，还有危险。现在，你能告诉我他的病史吗？
这是一个进攻时机。
With me, her point of attack was almost always aimed at my solo status.
对我，她的攻击点几乎每每是在我的单身情况上面。
Each step involved in neurohumoral transmission represents a potential point of drug attack.
神经递质传递中的每一步都可作为药物的潜在作用点。
The chemist who had a heart attack was probably the tipping point.
今天早上那个药剂师突发心脏病很可能就是转折点。
If the immune system weakens at any point, they begin to spread and then attack.
如果免疫体系衰弱到某种程度，这些细菌就会传播并进攻。
If the immune system weakens at any point, they begin to spread and then attack.
如果免疫体系衰弱到某种程度，这些细菌就会传播并进攻。
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