✅ 同义词
🗣️ 情景例句
Does this car have good fuel economy?
这种车省油吗？
All work and no play makes Jack a dull boy.
只工作，不玩耍，聪明小孩也变傻。
for five of her sixteen watertight compartments had already been flooded!
16个密封舱已有5个进水。