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 think I'll need your expert assistance this afternoon.
我想，我今天下午需要你专业的协助。
It doesn't make much difference to me what you do.
你干什么对我没有多大关系。
Betty and Susan are talking on the telephone.
贝蒂和苏珊正在通电话。