Vaccinization
n. [医]连续接种法
🗣️ 情景例句
My mother is a housewife and my father is retired.
我妈妈是家庭妇女，我爸爸退休了。
While Mike was an only child, he would amuse himself with his toys.
麦克还在孩提时，常常独自玩玩具取乐。
and some of these propositions have been violently opposed.
对风俗的研究才是全面的，才会有收获。