GbEng
他们一家常在树林里野餐。 Their family often picnics in the woods.
你喜欢我的家常菜吗? Did you enjoy my home cooking?
他上学迟到已是家常便饭了。 He was late for school, as was often the case with him.
他上学迟到,但这对他而言已是家常便饭了。 He was late for school, as (which) was often the case with him.
那作家常以细枝末节来混淆实质问题. The writer often obfuscates the real issues with petty details.