Emulsions
n. 乳胶( emulsion的复数形式 ); 乳剂; 乳胶漆（干后无光泽）; 感光乳剂
🗣️ 情景例句
Ooh, speaking of keeping busy-I have an early start tomorrow,and the baby-sitter has to get home.
哦， 说到忙于工作，我明天还得早起，而且临时保姆也该回家了。
Don't forget to put stamps on the letter.
不要忘记在信封上贴邮票。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，