慢速英语:Robot Can Help With Farm Work

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短语讲解：

1. But, it is armed with cameras and radio frequency sensors instead of guns.

instead of （用…） 代替…， （是…）而不是…
例句：A spirit lamp burns spirits instead of oil.
酒精灯里点的不是油而是酒精。

2. He says he is looking forward to trying out the computer program on his trees.

looking forward to 期待; 盼望
例句：I was looking forward to a jolly party
我期待着有一个令人愉快的聚会。

3. Being able to get a correct count of the fruit helps in many ways.

be able to 能够; 能，会
例句：They may be able to help with childcare so that you can have a break
他们可以帮忙照料孩子，这样你就可以歇一歇了。