People who have seen this before, done it before, lived through it, and now you can count on them not to run away, better than you can on a fresh recruit who's never done this before.

有经验,杀过人,亲历过战争的人,往往可以靠得住,不至于临阵脱逃,从没参加过战斗的新兵蛋子一般都不怎么靠谱

耶鲁公开课 - 古希腊历史简介课程节选

You can always count on seeing tourist on the train with an American Girl bag or an American Girl box

你总是可以在火车上看到拿着“美国女孩”的包和盒子的游客，

小心超额消费 - SpeakingMax英语口语达人

Because of that you can't count on molecules moving rapidly over the size of a cell that's ten to 30 Microns in diameter.

因此不要对生物大分子能在,直径十到三十微米的,细胞里高速穿行抱有任何指望

耶鲁公开课 - 生物医学工程探索课程节选

You don't have to count all the leaves on the tree, you can take a sample and you count that and then you multiply.

你不必数树上所有的叶子,你可以抽样,然后计数,再相乘即可

耶鲁公开课 - 金融市场课程节选