Ultracentrifuges
n. 用超高速离心器( ultracentrifuge的名词复数 )\\na. 用超高速离心器( ultracentrifuge的比较级 )
🗣️ 情景例句
It's shaping up.
进展顺利。
what's his native language?
他的母语是什么？
an illness which at twelve would knock us over,
使我们在12岁时病倒的疾病，