A succession of illnesses has brought Joy to the end of her tether.
一连害了好几场病,乔伊的身体已变得孱弱不堪,再也无法支撑下去了。
I've been looking after four young children all day and I really am at the end of my tether!
我整天都在照料四个小孩, 确实已筋疲力尽了!
The animals were fastened by tether.
那群牲畜被绳子拴着。