boundless
例子
The explorer was captivated by the boundless expanse of the desert.
探险者被沙漠的无边无际所吸引。
Her boundless energy seemed to never diminish, even after a long day's work.
她无限的精力似乎从未减弱，即使在漫长的一天工作之后。
词汇树
boundlessly
boundlessness
boundless
bound
