Typically, a mountain range will be the boundary between the area of two poleis or a stretch of water, because Greece has the sea winding through it everywhere.

比如,一座山脉,就能成为一种典型的城邦之间边界,由于希腊四处邻海,一段水域也可以成为边界

耶鲁公开课 - 古希腊历史简介课程节选

Because of this my mother used to make Jell-o that had fruit suspended in it, and the fruit doesn't sink to the bottom like you'd expect it to sink through water, but it stays suspended inside.

正因为如此,当我母亲以前做,那种加水果的果冻的时候,水果并不会沉到果冻底部来,你以为它会像在水里那样,但水果是悬在果冻里的

耶鲁公开课 - 生物医学工程探索课程节选

The water soluble vitamins tend to be used more immediately by the body not stored and excreted through the urine if consumed in excess, so the body can tolerate more variation in intake of these before you start getting toxicity than is the case with the vitamins on the right.

而水溶性维生素往往都立刻被身体所利用,不会被机体储藏,过剩部分由尿液排出,因此机体耐受过量水溶性维生素的能力,相比起右边这栏里的脂溶性维生素,可是要强得多了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Because it's a gel electricity is going to move through the gel because there are ions in it the same way - for the same reason you don't drop an electrical device into the bathtub because charge moves through water that has ions in it.

由于凝胶中存在离子,电流会通过凝胶,同样--,因为同样的原因你不会把电器扔进浴缸里,因为水里也有离子,所以水可以导电

耶鲁公开课 - 生物医学工程探索课程节选