夏天英文佳句如下：
1. "Summer has arrived, and the heat and humidity are upon us."
2. "The sun is shining brightly, and the temperature is soaring."
3. "Summer days are filled with the sound of birds chirping and the scent of flowers in bloom."
4. "Summer evenings are perfect for relaxing on the beach or by the poolside."
5. "Summer nights are filled with stars and the sound of crickets."
6. "The beach is a summer favorite, and the waves provide a refreshing break from the heat."
7. "Summer is the time for barbecues, ice cream, and long lazy days."
8. "Summer is a time for exploring new places and making memories."
9. "The sunny days and warm nights make for perfect stargazing."
10. "Summer is a time for new adventures and trying new things."