如果这是你的第一胎，你就非常有可能会太早到医院。

If this is your first baby, it's far more likely that you'll get to the hospital too early.

《柯林斯英汉双解大词典》

如果这是你的选择，那么你就更进一步了。

If this is your choice, you have walked even further.

youdao

孩子，如果这是你的哥哥，你可真是铁石心肠。

Boy, thou art indeed hard of heart, if this is thy brother.

youdao

These are primal forms of play, if you like, ; that suggest forms of poetic activity; also, spiritual activity.

这是玩最原始的形式，如果你愿意，这种形式显示出了诗歌活动的形式;,还有精神活动。

耶鲁公开课 - 现代诗歌课程节选

And it will be a topic that you can discuss with your exchange partner if you have one.

如果你有语伴的话，这将是你们可以讨论的一个话题。

学外语的时候 - SpeakingMax英语口语达人

So, if you want to attack urban air quality, this is probably moving in the wrong direction, OK?

所以如果你想攻击都市的空气质量，这可能是一个错误的方向，对吗？

麻省理工公开课 - 固态化学导论课程节选