s. deprived of life; no longer living
s. destitute or having been emptied of life or living beings
s. lacking animation or excitement or activity
s. not having the capacity to support life
a. 无生命的, 无趣味的, 死气沉沉的
1. The plant looked lifeless after a week without water.
这棵植物在缺水一周后显得毫无生气。
2. The actor's performance was lifeless and failed to engage the audience.
这位演员的表演毫无生气，未能吸引观众。
3. After the storm, the beach was left lifeless and covered in debris.
风暴过后，海滩变得毫无生气，满是残骸。