形 deep，difficult，profound，thoroughgoing；名 depth，a surname；副 （很； 十分） very，greatly，deeply ；

[例句] 期货价格在早盘深幅下跌后出现反弹，收盘时未见严重损失。 Futures prices recovered from sharp early declines to end with moderate losses.

[例句] 科利尔先生深叹一口气，站了起来。 Mr Collier heaved a sigh and got to his feet.