慢速英语:Toyota Plans to Offer a Robotic Leg to Help the Disabled

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短语讲解：

1.In 2015, more than 26 percent of Japanese were aged 65 or older.

more than 超过; 不只是; 很; 在…次以上
例句：He supervised and trained more than 400 volunteers.
他指导和培训了400多名志愿者。

2.That is because there will be fewer people in the work force to care for the growing number of older patients.

care for 照料; 喜欢; 愿意
例句：They hired a nurse to care for her.
他们雇了个护士来照顾她。

3.It says the field is expected to increase a lot in the next 20 years.

be expected to 被期待做某事; 有望做某事; 期许
例句：I shall be expected to shell out the money for the party.
我将要支付这个集会的费用。