internal labor force的用法和樣例：
例句
用作名詞 (n.)
- Moreover, the employment contracts in the internal labor market are usually long-term.
並且，內部勞動力市場的雇傭合約通常是長期化的。 - Where job ladders are created, further managerial work is involved in managing the operation of the internal labour market.
當工作階梯設置好了以後，需要投入更多的管理工作來管好內部勞動力市場的運營狀況。
