1. Half a bottle of wine remains.
（较为正式，强调剩余状态）
（图片来源网络，侵删）
例句：After the party, half a bottle of red wine remained on the counter.
2. There's only half a bottle left.
（口语化表达，突出"只剩"）
（图片来源网络，侵删）
例句：We'd better buy more
3. The bottle is halfway gone.
（动态描述消耗过程）
（图片来源网络，侵删）
例句：By midnight, the bottle was already halfway gone.
4. A half-empty bottle stood...
（侧重空置部分，常用于文学描写）
例句：A half-empty bottle of whiskey stood as a testament to his loneliness.
5. The wine was down to its halfway mark.
（拟物化刻度描述）
例句：Checking the cellar, I noticed the vintage port was down to its halfway mark.
6. Two glasses' worth remained in the bottle.
（以容量单位量化）
例句：About two glasses' worth remained in the dusty old bottle.
补充说明：
根据具体语境的微调：
酒店服务：Shall I have the remaining half-bottle sent to your room?
