1.fine-tune 調整

例句：Participants will receive $20,000 in capital in exchange for equity and begin a 12-week boot camp designed to fine-tune their business models and ready them for investors.

參與企業將以股權換取$20,000的資金支持，并開始為期12 周的新兵訓練營，旨在調整他們的商業模式，為面向投資者做準備6h6Z)~T!OkE@5。

2.invest in 投資

例句：We should invest in ourselves and invest in others.

我們應該為自己投資為別人投資T)6PPX8xv%TC-CtZg。

3.bone mineral density 骨密度

例句：The control group showed a decrease in soleus muscle mass and strength, the development of insulin resistance, and a loss of bone mineral density and resistance to breakage.

控制組的老鼠表現出比目魚肌質量和力量下降，胰島素抵抗上升，骨密度和抗折能力降低iia&H7DXEY。

4.happen to 發生在

例句：Please tell me if anything happened to him.

請告訴我他是不是遭到了什么意外?