安全带是三点式的，以确保最大的安全。
The seatbelt is a ___3-point ___harness for maximum safety.
农夫给马套上马具准备耕地。
The farmer ___harnessed the horse to plow the field.
这座水坝利用了河流的能量来发电。
The dam ___harnesses the river's energy to generate electricity.
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