Ssz
abbr. pocket submarine 袖珍潜艇（代号）; specified strike zone 特别罢工区
🗣️ 情景例句
Oh, hi.
噢 嗨。
My father is over 60 years old.
我父亲已年过六十了。
But, in contrast, it is only in modern times that Galileo has become a problem child for historians of science.
但是相比之下，只是在现代对于科学史家来说，伽利略才变成一个新的难题。