H-d
abbr. heavy-duty 关税重的; 重型的; high-density 高密度; 大密度
🗣️ 情景例句
I called my parents from the airport.
我从机场打电话给我父母。
Surely.
肯定是。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打扫干净了。