test the waters
成語所屬單字test
test the waters — 慣用語
1. to try something carefully before deciding whether to commit to it fully
1.慣用語
釋義
試探；先試試看再做決定
to try something carefully before deciding whether to commit to it fully
例句
Léa tested the waters by offering a few handmade bags to friends before opening an online shop.
The company tested the waters with a small advertising campaign before launching nationally.