1. 比赛参加者：all clued up || (对)知道得很多 | all comers || 比赛参加者 | all concentric triode || 同心极三极管
2. 所有参赛者：all by oneself 单独 独自 靠自己 单枪匹马 | all comers 所有参赛者 | all-clean 解除警报
1. Your most deeply held values are on the line today, so defend them from all comers.
2. 911查询·英语单词
2. Thursday's announcement didn't specify how many advertisers are involved in the early radio tests nor set a timetable for opening the service to all comers.
3. The undertaking drama tops all comers with 16 nominations, including one for best drama series.
4. The country's appetite for its'national beverage'is big enough for all comers, even those from abroad.