It was lucky for us that we were able to go.
我們能去是我們的運氣好。
From the sound of things you were lucky to find him.
看起來你能找到他真是幸運。
Luckily, nothing valuable was stolen.
幸運的是，沒有貴重物品失竊。
Luckily for us, the train was late.
我們真湊巧，火車晚點了。
The accident could have been much worse; luckily no harm was done.
這次事故本來可能糟糕得多；所幸沒有造成傷害。