Noncontributory
a. 只由雇主缴纳、雇员无需缴纳的(养老金的积储办法)
🗣️ 情景例句
It's the world's largest island, but it's also the world's smallest continent.
它是世界上最大的岛屿，同时也是世界上最小的洲。
I am well aware of how risky this investment is.
我非常清楚这项投资有多大的风险。
Tie a heavy weight at the end of a long piece of string.
把一个重物拴在一根长绳子的一端，