sea legs
US /ˈsiː leɡz/
UK /ˈsiː leɡz/

慣用句
1.
船酔いしない体質, 船上での平衡感覚
the ability to keep one's balance and not feel seasick when on a ship or boat
例:
•
It took him a few days to get his sea legs on the cruise.
クルーズで船酔いしない体質になるのに数日かかった。
•
After a week at sea, everyone had their sea legs.
一週間海に出て、みんな船酔いしない体質になった。
2.
慣れる, 適応する
the ability to adapt to a new or challenging situation
例:
•
After starting his new job, he quickly got his sea legs and became productive.
新しい仕事を始めてすぐに、彼は慣れて生産的になった。
•
It takes time to get your sea legs in a new culture.
新しい文化に慣れるには時間がかかる。
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