“过大而不适于”可以翻译为 "too large/bulky and thus unsuitable (for...)" 或 "excessively large and not suitable (for...)"。其中,“for...”可根据具体语境补充适用对象或场景。
例句:1、 This piece of equipment is too large and thus unsuitable for our small workshop.
(这台设备过大而不适于我们的小车间。)
2、 The excessively large packaging makes the product not suitable for mail-order delivery.
(过大的包装使产品不适于邮购配送。)