trouble-free
sp. 可靠的,无故障的
近义词：easy，painless，simple，straightforward，uncomplicated，
英英释义
Adjective
- without problems or difficulties;
"NASA reported a trouble-free launch"
例句
- Everyone should have a dependable lawyer to keep you out of trouble.每个人都需要一位可靠的律师使他们远离麻烦。
- The free posterior interosseous flap provides a reliable option for coverage of hand wounds.所以显微血管性后骨间动脉皮瓣提供手部软组织重建一个可靠的选择。