mightn't

I might, and again I might not.

我有，也有。

When the typhoon struck, we were afraid our ship might not be able to weather the storm.

当台风袭来的时候, 我们生怕我们的船经受住狂风暴雨。

This might not matter to a sophisticated economist, who would amortise the battery cost over the life of the vehicle.

这也许会令那些顽固老练的经济学家感冒，因为他们懂得把电池的成本分摊汽车的寿命上。

Her ardent sense of propriety fears that Bertha, in bed, might not be costumed decorously enough for the visit of a clerical gentleman.

她那强烈的礼仪感使她担心卧床的伯莎衣饰整，适合接待一位圣职人员的来。

Mr. Kawakami said that while some of Japan's anticrime devices might not seem practical, they were valuable because they might lead to even better ideas.

川上健二说，日本的一些防犯罪装置也许中看中用，但仍有启发更好的发明的价值。

However, absorption peak of Sexadentate Titanium was not detected at the high temperature. it might not be detected by IR Spectra because of too little Titanium phase.

添加5% 的样品，低温有四配位的钛存在，但是高温时却未六配位的钛离子的吸收峰，这是由于生成的含钛晶相太少，红外光谱未敏感的。

My reconcilement to the kind in general might not be so difficult, if they would be content with those vices and follies only which nature has entitled them to.

如果“野猢”这个种族满足于大自然赋予他们的那些罪恶与愚蠢，我同它们的和解就会太困难。

Given the distance between my previous role as a convention gate-crasher and my newfound role as convention keynoter, I had some cause to worry that my appearance in Boston might not go very well.

我在上届大会的角色是擅闯会场者，而这届大会是主要发言人，由于这两个角色的巨大差距，我有一定的理由担心，我在波士顿的登场也许会十分成功。