Phosphorogen
磷光激活剂; 磷光增强剂
🗣️ 情景例句
Dad, growing up means
爸爸， 长大了意味着
Don't worry, leave everything to me.
你不必担心，一切还有我哪！
A temporary rudder was made on board from spare planks and it was fitted with great difficulty.
船员用备用的木板在船上赶制了一只应急用的舵，并克服重重困难将舵安装就位，