Polylecithal
多(卵)黄的
🗣️ 情景例句
He started out as a salesman.
他开始时当推销员。
Karl must concentrate on his work.
卡尔必须集中精力于自己的工作。
There she studied the teaching of deafblind children.
在那里，她学习聋盲儿童的教学工作。