Protiums
n. [核] 氕（氢的同位元素）
🗣️ 情景例句
And if I think about it long enough, you never know ...
如果我一直考虑下去的话 ，说不定……
You can't count on the weather being fine.
你不能指望天晴。
I limited myself to two modest ambitions: to do physical exercise every morning and to read more of an evening.
我深知这些问题，于是，今年我对自己的计划要严加保密，只给自己定下两项适中的任务；每天早上锻炼身体，每天晚上多看点书。