节假日期间,海岛航线的船票常常供不应求,临时加班也难以缓解。Jiéjià rì qījiān, hǎidǎo hángxiàn de chuánpiào chángcháng gōngbúyìngqiú, línshí jiābān yě nányǐ huǎnjiě.During public holidays, tickets for island ferry routes are often in short supply, and even temporary extra services struggle to ease the pressure.
这种新口味的蛋糕太受欢迎,一直供不应求。Zhè zhǒng xīn kǒuwèi de dàngāo tài shòu huānyíng, yìzhí gōngbúyìngqiú.This new flavour of cake is so popular that it is always sold out.
夏天一到,冰淇淋常常供不应求。Xiàtiān yí dào, bīngqílín chángcháng gōngbúyìngqiú.Once summer comes, ice cream often cannot keep up with demand.