Unicast
[计] 单一传播
🗣️ 情景例句
It's my favorite part of the meal.
这是全餐中我最爱吃的部份。
Draw not your bow till your arrow is fixed.
事未齐备，切莫妄动。
Come up these steps with me, please, and be careful.
请跟我走上这些台阶，请小心点。