a. not worthy of reliance or trust
s. lacking a sense of responsibility
a. 不可靠的
[法] 不可靠的, 靠不住的
1. The weather forecast is often unreliable, so it’s best to check multiple sources.
天气预报常常不可靠，因此最好查看多个来源。
2. He is an unreliable friend who often forgets his promises.
他是一个不可靠的朋友，经常忘记他的承诺。
3. Using an unreliable internet connection can be very frustrating during online classes.
在在线课程中使用不可靠的互联网连接会非常令人沮丧。