🧩 词语组成解析
n. 石松
🗣️ 情景例句
He is not cut out for teaching.
他不是当教师的料。
Who serves everybody gets thanks from nobody.
人人都侍候，个个不见好。
many of them serious and senior scientists---- who dream of sending people to it.
其中的不少人是认真和资深的科学家，他们一直梦想着把人送上火星。