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warm up 暖和起來
Warm up right before you plan to start your workout.
在開始你的鍛煉時候正確的熱身活動。
You'll soon warm up.
你很快就會暖和起來的.
on business 出差
But phil, 57, a sales rep for a pharmaceutical company, was out of town on business.
但是57歲的菲爾，一個醫藥公司銷售代表，因公在外。
v. 防護，辯護，防守
