and who knoweth whether he shall be a wise man or a fool yet shall he have rule over all my labour wherein i have laboured and wherein i have shewed myself wise under the sun this is also vanity
他是智慧人，是愚昧人，谁知道他竟要掌管我一切劳碌得来的，就是我在日光之下凭智慧所得的。这也是虚空
以上为机器翻译结果，长、整句建议使用 人工翻译 。