1. 那藥這麼難吃，我好不容易才咽下去。
   The medicine was so horrible I could hardly get it down.
2. 不管你的食物是蔬菜還是肉，在咽下以前咀嚼，是最重要的。
   It is most important to chew your food, whether vegetable or meat, before you swallow it down.
3. 食物嚼碎後再咽下。
   Chew your food properly before swallowing it.
4. 服用藥片很容易，只須放在口中咽下即可。
   Taking pills is easy; just put them in your mouth and swallow.
5. 他使勁兒把食物咽下去，嘴唇都扭曲起來。
   His lips worked as he tried to swallow the food.

下的英語翻譯：