adj.运气不好的，不走运的，不幸的

He's had a luckless streak lately, failing at every endeavor he's attempted.
他最近运气不佳，每次尝试都以失败告终。
The luckless traveler lost his passport and wallet on the first day of his trip.
那个不幸的旅行者在旅行的第一天就丢失了护照和钱包。
Despite her hard work, the luckless athlete never managed to win a single race.
尽管她很努力，但这个不幸的运动员从未能在比赛中获胜。
The luckless fisherman spent hours by the river without a single bite.
这个倒霉的渔夫在河边坐了几个小时，连一条鱼都没钓到。
The luckless team suffered another defeat, leaving them at the bottom of the league.
这支不幸的队伍再次遭遇失败，使他们在联赛中垫底。
She felt like the luckless protagonist in a tragic novel, facing one hardship after another.
她觉得自己像是悲剧小说中那个不幸的主角，接连面对各种困难。
After being laid off from his job, the luckless man struggled to make ends meet.
失业后，这个不幸的人努力维持生计。
The luckless explorers were stranded in the desert with no water or food.
那些倒霉的探险家被困在沙漠里，没有水也没有食物。
Despite his talent, the luckless musician could never find a platform to showcase his skills.
尽管有才华，这位不幸的音乐家却始终找不到展示自己技能的舞台。
The luckless couple's wedding day was ruined by a sudden storm.
这对不幸的夫妇的婚礼日被突如其来的暴风雨给毁了。