你既问到这里，那就不妨告诉你。

Since you ask, there's no harm in telling you.

既来之，则安之。

Since you've come, you might as well make the most of it.

身体既高且壮

tall and strong

既好又便宜

good and affordable

既无亲戚，又无朋友

have neither friends nor relatives

既要有冲天的干劲，也要有科学的分析。

One must be ambitious and driven, while also being scientifically analytical.

他对我既非责骂，又非表扬。

He neither scolded me nor praised me.

言未既

not be finished speaking

既成事实

already a fact

既得权利

established rights