At first, he wasn't used to using p

At first, he wasn't used to using public transportation
เป็นครั้งแรกที่ฉันไม่เคยหงุดหงิดกับการจราจรติดขัด
At first,I wasn't used frustrated with traffic jams.

ผลลัพธ์ (อังกฤษ) 1:

At first, he wasn't used to using public transportationAt first, I was never frustrated with traffic jams.At first,I wasn't used frustrated with traffic jams.

ผลลัพธ์ (อังกฤษ) 2:

At first, he was not used to using public transportation
for the first time that I've been frustrated with traffic congestion
At first, I was not used frustrated with traffic jams.