Htv
abbr. 高空试验飞行器（High-altitude Test Vehicle）；高温硫化混炼硅橡胶（High Temperature Vulcanizing）；混合动力试验车（Hybrid Test Vehicle）；高压伏特计（High-Tension Voltmeter）；自动寻的试验飞行器（Homing Test Vehicle）
🗣️ 情景例句
I care about more lockers for the teachers.
我关心教师要有更多的储物柜。
The ground around here is stony and not very good for farming.
在这里附近的地多石做为耕作不很好的。
The children were at school, my husband was at work and the house was quiet.
孩子们在上学，我丈夫在上班，家里清静得很。