it must be replace
必须更换
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The battery cannot be refilled with water, it must be replace.
电瓶不能补充水份，若不足即应予以更换。
youdao
The evaporator coil cannot be repaired and, if faulty or damaged, it must be replace.
蒸发器线圈是不可维修的，如果有故障或损坏，必须更换它。
I would hate to replace it, but soon it must be done.
我不想取代它，但很快就必须这样做。
Paper transistors, and circuits based on them, are not, it must be said, going to replace silicon chips as the microprocessors in computers any time soon if only because they are nowhere near as miniaturised.
ECONOMIST: A new use for a common material
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