ブラウザの設定でJava Scriptの使用を有効にしてご利用ください。
出典:Wiktionary
get one's feet wet (third-person singular simple present gets one's feet wet, present participle getting one's feet wet, simple past got one's feet wet, past participle (英国用法) got one's feet wet or (米国用法) gotten one's feet wet)
get one's feet wet