The adverb 好在 "luckily"
The adverb 好在 is used to emphasize favorable conditions.
The adverb 好在 
indicates a favorable situation or favorable conditions.
好在 is placed either before the subject in the first part of a sentence or at the beginning of the second part of a sentence.
indicates a favorable situation or favorable conditions.
好在 is placed either before the subject in the first part of a sentence or at the beginning of the second part of a sentence.Examples
好在你现在也在北京，你们可以互相照顾
Fortunately, you're in Beijing now too. You can take care of each other
hǎozài nǐ xiànzài yě zài běijīng, nǐmen kěyǐ hùxiāng zhàogù
好在他病得不重，应该马上就能上班了
Fortunately, he is not seriously ill. He should be able to go to work soon
hǎozài tā bìng de bú zhòng, yīnggāi mǎshàng jiù néng shàngbān le
爸爸身体不太好，好在我们家离医院很近
Dad is not feeling well. Fortunately, our house is very close to the hospital
bàba shēntǐ bú tài hǎo, hǎozài wǒmen jiā lí yīyuàn hěn jìn