1. Touch on sth. / touch upon sth.
– 例句：He touched on the topic of climate change during his speech.
– 解释：在演讲中提及了气候变化的话题。
2. Touch base with sb.
– 例句：I’ll touch base with my boss to let him know about the project progress.
– 解释：与上司联系，告知项目进展。
3. Touch wood (or stone)
– 例句：She touched wood and it felt warm, as if a blessing had been bestowed upon her.
– 解释：触摸木头（或石头），感觉温暖，好像得到了祝福。
4. Touch wood (or stone) for luck
– 例句：The gambler touched wood for luck before placing his bet.
– 解释：者在前触摸木头以求好运。
5. Touch wood (or stone) for good luck
– 例句：She touched wood for good luck before starting her new job.
– 解释：她在开始新工作时触摸木头以求好运。
6. Touch wood (or stone) for safety
– 例句：The firefighters touched wood for safety before entering the burning building.
– 解释：消防员在进入燃烧的建筑之前触摸木头以确保安全。
7. Touch wood (or stone) for luck in love
– 例句：She touched wood for luck in love and hoped that her partner would return soon.
– 解释：她触摸木头以求爱情中的幸运，并希望她的伴侣很快回来。
8. Touch wood (or stone) for luck in business
– 例句：He touched wood for luck in business and prayed for success.
– 解释：他在商业上触摸木头以求幸运，并祈求成功。
9. Touch wood (or stone) for luck in sports
– 例句：Before the game, the athletes touched wood for luck in sports and hoped for victory.
– 解释：比赛前，运动员们触摸木头以求体育比赛中的幸运，并希望获胜。
10. Touch wood (or stone) for luck in life
– 例句：She touched wood for luck in life and wished for happiness and prosperity.
– 解释：她触摸木头以求生活中的幸运，并希望幸福和繁荣。
通过学习和使用这些固定搭配，你可以使你的英语表达更加地道和自然。