1.bind to 捆绑在，安排

It is expensive to buy and a bind to carry home.
买这个费用很贵，搬回家也费劲j%r|QFpz!N。

These may bind to receptor molecules on the surfaces of cells.
这些可能会在细胞表面和受体分子结合在一起Z*u,*|L;uCKk。

2.struggle to 奋力；挣扎

It's a constant struggle to try to keep them up to par.
要让他们达标，需要不断努力qeHKsuMMf+I^z(lg。

Curiously, the struggle to survive has greatly improved her health.
奇怪的是，她拼命求生的抗争使得她的健康状况大有好转F|p[-d&Gah,UCM2。