如果我早知道
If I had known
以上为机器翻译结果，长、整句建议使用 人工翻译 。
如果我早知道这些，我是不会做这件事的。
If I'd known then I would not do it.
youdao
如果我早知道会发生这种事，我上学期就会选这门课了。
If I'd known this was going to happen, I would have taken it last semester.
如果我早知道这件事，我就会帮助他。
Had I known it earlier, I would have helped him.
应用推荐
模块上移
模块下移
不移动